List of Abbreviations Used in This Dictionary

Acclimature, ak-klī′ma-tūr, n. Same as Acclimatisation.

Acclivity, ak-kliv′i-ti, n. a slope upwards—opp. to Declivity, a slope downwards.—adj. Acclī′vous, rising as an acclivity—also Accliv′itous. [L. ad, to, clivus, a slope.]

Accloy, ak-kloi′, v.t. (obs.) to cloy or choke: to fill to satiety: to encumber. [See Cloy.]

Accoast, ak-kōst′, v.t. (Spens.) to fly near the earth. [See Accost.]

Accoil, ak-koil′, v.i. (Spens.) to gather together. [Through Fr.—L. ad, to, colligĕere, to collect. See Coil.]

Accolade, ak-ol-ād′, n. a ceremony used in conferring knighthood, formerly an embrace, a kiss, now a slap on the shoulders with the flat of a sword. [Fr.—L. ad, to, collum, neck.]

Accommodate, ak-kom′mod-āt, v.t. to adapt: to make suitable: to adjust: to harmonise or force into consistency (to): to furnish or supply (with): to provide entertainment for.—p.adj. Accom′modating, affording accommodation: obliging: pliable: easily corrupted.—n. Accommodā′tion, convenience: fitness: adjustment: obligingness: an arrangement or compromise: (theol.) an adaptation or method of interpretation which explains the special form in which the revelation is presented as unessential to its contents, or rather as often adopted by way of compromise with human ignorance or weakness: a loan of money.—adj. Accom′modative, furnishing accommodation: obliging.—ns. Accom′modativeness; Accom′modator.—Accommodation bill, a bill drawn, accepted, or endorsed by one or more persons as security for a sum advanced to another by a third party, as a banker; Accommodation ladder, a stairway at the outside of a ship's gangway to facilitate access to boats. [L. ad, to, commodus, fitting. See Commodious.]

Accompanable, ak-kum′pan-a-bl, adj. (obs.) sociable. [From Accompany.]

Accompany, ak-kum′pan-i, v.t. to keep company with: to attend: to support a singer by singing or playing on any instrument an additional part (with, of music; on, of the instrument).—ns. Accom′panier; Accom′paniment, that which accompanies: (mus.) the assisting of a solo part by other parts, which may consist of a whole orchestra, or a single instrument, or even subservient vocal parts; Accom′panist, one who accompanies a singer on an instrument to sustain his voice. [Fr. accompagner. See Company.]

Accomplice, ak-kom′plis, n. an associate, esp. in crime, in modern use (with of and with before a person, and in or of before the crime). [L. ad, to, complex, -icis, joined.]

Accomplish, ak-kom′plish, v.t. to complete: to bring about: to effect: to fulfil: to equip.—adjs. Accom′plishable, that may be accomplished; Accom′plished, complete in acquirements, especially graceful acquirements: polished.—n. Accom′plishment, completion: ornamental acquirement. [Fr. acomplir—L. ad, to, complēre, to fill up. See Complete.]

Accompt, ak-komt′, n. an almost obsolete form of Account; Accompt′able, of Accountable; Accompt′ant, of Accountant.

Accorage. Same as Accourage.

Accord, ak-kord′, v.i. to agree: to be in correspondence (with).—v.t. to cause to agree: to reconcile: to grant (to, of a person).—n. agreement: harmony.—n. Accord′ance, agreement: conformity—also Accord′ancy.—adj. Accord′ant, agreeing: corresponding.—adv. Accord′antly.—p.adj. Accord′ing, in accordance: agreeing: harmonious.—adv. Accord′ingly, agreeably: suitably: in agreement (with what precedes).—According as, in proportion as, or agreeably as; According to, in accordance with, or agreeably to.—Of one's own accord, of one's own spontaneous motion. [O. Fr. acorder—L. ad, to, cor, cordis, the heart.]

Accordion, ak-kor′di-on, n. a portable musical instrument consisting of a hand-bellows, with keyboard on one side, the keys resting on free metal reeds so arranged that each sounds two notes, one in expanding, the other in contracting the bellows. [From Accord.]

Accost, ak-kost′, v.t. to speak first to: to address.—ns. Accost′, Accost′ing (obs.), address: greeting.—adj. Accost′able, easy of access. [O. Fr. acoster—Low L. accostāre, to be side by side—L. ad, to, costa, a side.]

Accouchement, ak-kōōsh′mong, n. delivery in childbed. [Fr. accoucher. See Couch.]

Accoucheur, ak-kōō-shėr′, n. a man who assists women in child-birth: a medical practitioner with this speciality:—fem. Accoucheuse (ak-kōō-shėz′). [Fr.]

Account, ak-kownt′, v.t. to reckon: to judge, value.—v.i. (with for) to give a reason: to give an account of money held in trust.—n. a counting: statement: value: sake: a reckoning as to money, as in phrases like, 'to render an account,' 'to settle an account,' 'to square accounts' with any one, &c.—adj. Account′able, liable to account, responsible (for, of the thing; to, of the person).—ns. Account′ableness, Accountabil′ity, liability to give account, responsibility to fulfil obligations.—adv. Account′ably.—ns. Account′ancy, the office or work of an accountant; Account′ant, one who keeps, or is skilled in, accounts; Account′antship, the employment of an accountant; Account′-book, a book in which accounts are kept.—Account current, or open account, a course of business dealings still going on between two persons, or a person and a bank.—For account of, on behalf of; For the account, for settlement on the regular fortnightly or monthly settling-day, instead of for cash (of sales on the Stock Exchange).—In account with, in business relations requiring the keeping of an account with some one.—On or To account, an instalment or interim payment.—To make account of, to set value upon; To take into account, to take into consideration; To take no account of, to overlook. [O. Fr. acconter—L. ad, to, computāre, to reckon. See Compute, Count.]

Accouple, ak-kup′l, v.t. (obs.) to couple or link together. [O. Fr. acopler—à, to, cople. See Couple.]

Accourage, ak-kur′āj, v.t. (Spens.) to encourage. [O. Fr. acorager—à (L. ad), and corage (Fr. courage). See Courage.]

Accourt, ak-kōrt′, v.t. (Spens.). Same as Court.

Accoutre, ak-kōō′tėr, v.t. to dress or equip (esp. a warrior):—pr.p. accou′tring; pa.p. accou′tred.—n.pl. Accou′trements, dress: military equipments—(Spens.) Accou′strements. [Fr. accoutrer, earlier accoustrer—of doubtful origin, prob. conn. with O. Fr. coustre, coutre, a sacristan who had charge of sacred vestments—Low L. custor—L. custos, a keeper.]

Accoy, ak-koi′, v.t. (obs.) to still or quieten: to soothe: to subdue. [O. Fr. acoyer—à, to, and coi, quiet—L. quiet-um. See Coy.]

Accredit, ak-kred′it, v.t. to give credit, countenance, authority, or honour to: to furnish with credentials (with to, at): to vouch for anything belonging to some one—to ascribe or attribute it to him (with).—v.t. Accred′itate (obs.).—n. Accreditā′tion, fact of being accredited.—The pa.p. Accred′ited, as adj., recognised. [Fr. accréditer—à, to, crédit, credit. See Credit.]

Accrescent, ak-kres′ent, adj. growing: ever-increasing.—ns. Accres′cence, gradual growth or increase; Accrē′tion, the process of growing continuously: the growing together of parts externally, or continuous coherence: that which has grown in such a way, any extraneous addition.—adj. Accrē′tive. [L. ad, in addition, crescĕre, to grow.]

Accrew, ak-krōō′ (Spens.). Same as Accrue.

Accrue, ak-krōō′, v.i. to spring or grow as a natural result (with from): to fall to any one by way of advantage (with unto, to). [O. Fr. acrewe, what grows up in a wood to the profit of the owner; acreistre—L. accrescĕre.]

Accubation, ak-ku-bā′shun, n. a lying or reclining on a couch. [L. ad, to, and cubare, to lie down.]

Accumbent, ak-kumb′ent, adj. lying down or reclining on a couch. [L. ad, to, cumbĕre, to lie.]

Accumulate, ak-kūm′ūl-āt, v.t. to heap or pile up: to amass: to take degrees by accumulation, to take a higher degree at the same time with a lower, or at a shorter interval than usual.—v.i. to increase greatly: to go on increasing.—n. Accumulā′tion, a heaping up: a heap, mass, or pile.—adj. Accum′ulative, heaping up.—n. Accum′ulator, a thing or person that accumulates, esp. an apparatus for storing electricity. [L.—ad, to, cumulus, a heap.]

Accurate, ak′kūr-āt, adj. done with care: exact.—n. Ac′curacy, correctness: exactness.—adv. Ac′curately.—n. Ac′curateness. [L. accuratus, performed with care (of things)—ad, to, cura, care.]

Accurse, ak-kurs′, v.t. to curse: to devote to misery or destruction.—adj. Accurs′ed, subjected to a curse: doomed: worthy of a curse: extremely wicked. [Pfx. à-, and A.S. cursian, to curse.]

Accusative, ak-kūz′a-tiv, adj. accusing.—n. (gram.) the case which expresses the direct object of transitive verbs (in English, the objective)—primarily expressing destination or the goal of motion.—adj. Accus′atival. [Fr. accusatif—L. accusativus, 'of the nature of accusation,' a translation of the Gr. (ptōsis) aitiatikē, (the case) 'of accusing,' but also 'of or pertaining to what is caused or effected' (aitiaton, effect, aitia, cause); hence, properly, the case of the effect.]

Accuse, ak-kūz′, v.t. to bring a charge against: to blame (with of before the thing charged, sometimes for).—adj. Accus′able, that may be accused.—ns. Accus′al, accusation; Accusā′tion, the act of accusing: the charge brought against any one.—adjs. Accusatō′rial, of an accuser; Accus′atory, containing accusation.—n. Accuse (Shak.), accusation.—p.adj. Accused′, charged with a crime: usually as a n., the person accused.—ns. Accuse′ment (Spens.), a charge; Accus′er, one who accuses or brings a charge against another. [O. Fr. acuser—L. accusāre—ad, to, causa, cause.]

Accustom, ak-kus′tum, v.t. to make familiar by custom: to habituate (with to).—adj. Accus′tomary.—p.adj. Accus′tomed, usual: frequent: habituated.—n. Accus′tomedness. [O. Fr. acostumer (Fr. accoutumer)—à, to, costume, coustume—L. consuetudinem. See Custom.]

Ace, ās, n. the one at dice, also at cards, dominoes, &c.: a single point, an atom. [Fr.—L. as, unity—as, Tarentine Doric form of Gr. heis, one.]

Aceldama, a-sel′da-ma, n. a field of blood—the name given to the field outside Jerusalem bought with the blood-money of Jesus. [Gr.—Aramaic.]

Acephalan, a-sef′a-lan, n. (zool.) one of the Acephala, a class of molluscs, which present no traces of a head.—adj. Aceph′alous, without a head. [Gr. a, neg., kephalē, the head.]

Acerbity, as-ėr′bi-ti, n. bitterness: sourness: harshness: severity.—adj. Acerb′. [Fr.,—L. acerbitat-em—L. acerbus, harsh to the taste—acer, sharp.]

Aceric, a-ser′ik, adj. obtained from the maple. [From L. acer, a maple-tree.]

Acetabulum, as-ē-tab′ū-lum, n. (anat.) the cavity which receives the head of the thigh-bone: also a glandular substance found in the placenta of some animals:—pl. Acetab′ula. [L., a cup-shaped vessel.]

Acetic, as-et′ik, adj. of the nature of vinegar: sour—also Acē′tous, Acetose′.—n. Aces′cence, a tendency to sourness.—adj. Aces′cent.—n. Ac′etate, salt of acetic acid which is the sour principle in vinegar. [L. acetum, vinegar—ac-ēre, to be sour.]

Acetify, as-et′i-fī, v.t. or v.i. to turn into vinegar.—n. Acetificā′tion. [L. acetum, vinegar, and facĕre, to make.]

Acetopathy, as-et-op′a-thi, n. the treating of ailments by the external application of dilute acetic acid. [L. acētum, acid, and Gr. pathos, feeling.]

Acetylene, a-set′i-lēn, n. a powerful illuminant gas (C₂H₂) produced commercially from carbide of calcium by means of water.

Achæan. See Achean.

Acharnement, ä-shärn′ment (sometimes nasalised as in French), n. thirst for blood, ferocity. [Fr. acharner, refl. sacharner, to thirst for blood.]

Achates, a-kāts′, n.pl. (Spens.). Same as Cates.

Achates, ä-kā′tes, n. trusty comrade, from the 'fidus Achates' of Virgil's Æneid—the constant companion of Æneas in his wanderings after the fall of Troy.

Ache, āk, n. a continued pain.—v.i. to be in continued pain:—pr.p. āch′ing; pa.p. āched.—n. Ach′ing, continued pain or distress. [The verb is properly ake, the noun ache, as in speak and speech. The A.S. noun æce is from the verb ac-an, to ache.]

Achenium, a-kē′ni-um, n. (bot.) a small hard one-seeded fruit, which does not open when ripe, as in the buttercup.—Also Achene′. [From Gr. a, neg., and chainein, to gape.]

Acheron, ak′kėr-on, n. death, hell—from the name of that river in the infernal regions of classical mythology.—adj. Acheron′tic, deadly.

Achieve, a-chēv′, v.t. to bring to a head or end: to perform: to accomplish: to carry out successfully: to gain, win.—adj. Achiev′able, that may be achieved.—n. Achieve′ment, a performance: an exploit: an escutcheon or armorial shield granted in memory of some achievement, applied especially to the escutcheon over the tomb of a dead person, generally called a hatchment. [Fr. achever, from à chief (venir)—Low L. ad caput venire, to come to a head. See Chief.]

Achillean, ak-il-lē′an, adj. like Achilles, the great Greek hero in the Trojan war, brave, swift of foot, unrelenting in wrath.—Achilles tendon, the attachment of the soleus and gastrocnemius muscles of the calf of the leg to the heel-bone, so named from the infant Achilles's mother, Thetis, having held him by the heel when she dipped him into the Styx to make him invulnerable.

Achitophel, ä-hit′ō-fel, n. an able but unprincipled counsellor, from the name of David's sage counsellor who treacherously abetted the rebellion of Absalom. Dryden in his famous satire applied the name to Shaftesbury.—Also Ahith′ophel.

Achromatic, a-krōm-at′ik, adj. transmitting light without colour, of a lens or telescope.—adv. Achromat′ically.—n. Achrom′atism, the state of being achromatic.—v.t. Achrom′atize, to render achromatic. [Gr. a, neg., and chrōma, chromatos, colour.]

Acicular, as-ik′ū-lar, adj. needle-shaped; slender and sharp-pointed.—Also Acic′ulate, Acic′ulated. [L. acicula, dim. of acus, a needle.]

Acid, as′id, adj. sharp: sour.—n. a sour substance: (chem.) one of a class of substances, usually sour, which turn vegetable blues to red, and combine with alkalies, metallic oxides, &c. to form salts.—adj. Acid′ifiable, capable of being converted into an acid.—ns. Acidificā′tion; Acid′ity, the quality of being acid or sour—also Ac′idness.—v.t. Acid′ulate, to make slightly acid. [L. ac-ēre, to be sour—root ak, sharp.]

Acidify, as-id′i-fī, v.t. to make acid: to convert into an acid:—pr.p. acid′ifying; pa.p. acid′ified. [L. acidus, sour, and facĕre, to make.]

Acidimeter, as-id-im′e-tėr, n. an instrument for measuring the strength of acids.—n. Acidim′etry, the act of such measurement. [Acid and Meter.]

Acidulous, as-id′ū-lus, adj. slightly sour: subacid: containing carbonic acid, as mineral waters: (fig.) caustic, sharp. [L. acidulus, dim. of acidus, sour. See Acid.]

Acierage, ā′sē-ėr-āj, n. the covering of an engraved copper-plate with a film of iron to ensure durability. [Fr. acier, steel—L. acies, a sharp point, and -age.]

Aciform, as′i-form, adj. needle-shaped. [L. acus, a needle, and Form, from forma, shape.]

Aciniform, a-sin′i-form, adj. in clusters like grapes, or having the form of grapes. [L. acinus, a grape.]

Acknow, ak-nō′, v.t. (obs.) to know, to recognise.—adj. Acknown (Shak.), known or acquainted. [A.S. on, in, on, cnâwan, to Know.]

Acknowledge, ak-nol′ej, v.t. to own a knowledge of: to own as true: to confess: to admit or give intimation of the receipt of.—adj. Acknow′ledgeable.—adv. Acknow′ledgeably.—n. Acknowledgment, recognition: admission: confession: thanks: a receipt. [From the v. Acknow, with suffix -ledge.]

Aclinic, ak-lin′ik, adj. without inclination, applied to the magnetic equator, which cuts the terrestrial equator, inasmuch as on that line the magnetic needle has no dip, but lies horizontal. [Gr. aklinēs—a, neg., klin-ein, to bend.]

Acme, ak′mē, n. the top or highest point: the culmination or perfection in the career of anything: crisis, as of a disease.—Acme skates, the name given to a kind of skates, formed of steel, fixed to the boot by a mechanical device, permitting them to be quickly fixed on or taken off. [Gr. akmē—akē, a point.]

Acne, ak′nē, n. a common skin disease, an inflammation of the sebaceous follicles of the skin, often occurring on the nose. [A corr. of Gr. akmē, a point.]

Acock, a-kok′, adv. in a cocked manner: defiantly.—A cock-bill (naut.), having the ends pointing upward, as of an anchor hanging by its ring at the cat-head, in a position for dropping; or of the yards when topped up by one lift to an angle with the deck—the symbol of mourning. [Prep. a, and Cock.]

Acœmeti, a-sem′ē-tī, n.pl. a congregation of monks founded in 460 near Constantinople, who by alternating choirs kept divine service going on day and night without intermission in their monastery. [Gr. akoimetoi, sleepless, a, neg., and koimaein, to put to sleep.]

Acold, a-kōld′, adj. (arch.) cold. [A.S. acóled, pa.p. of acólian; pfx. a-, intens., and cólian, to Cool.]

Acolyte, ak′o-līt, Acolyth, ak′o-lith, n. an inferior church officer: an attendant or assistant: (R. C. Church) one ordained to the fourth of the minor orders, next to the sub-deacon. [Gr. akolouthos, an attendant.]

Aconite, ak′o-nīt, n. the plant wolf's-bane or monk's-hood: poison.—adj. Aconit′ic.—n. Acon′itine, the essential principle of aconite. [L. aconitum—Gr. akoniton.]

Acop, a-kop′, adv. (obs.) on the top or head: on high. [Prep. a, and A.S. cop, copp, summit.]

Acorn, ā′korn, n. the seed or fruit of the oak.—adj. A′corned.—n. A′corn-shell, a name for the Balănus (L., acorn), a genus of Cirripedes in the class Crustacea. [A.S. æcern, prob. from æcer, field, hence meaning 'the fruit of the unenclosed land.' The modern form is due to confusion with oak (A.S. ác) and corn.]

Acosmism, a-koz′mizm, n. refusal to believe in the existence of an eternal world. [Gr., a, neg., and kosmos, the world.]

Acotyledon, a-kot-i-lē′dun, n. a plant without distinct cotyledons or seed-lobes.—adj. Acotylē′donous. [Gr. a, neg., and kotylēdōn. See Cotyledon.]

Acoustic, a-kowst′ik, adj. pertaining to the sense of hearing or to the theory of sounds: used in hearing, auditory.—n. Acoust′ics, the science of sound. [Fr.—Gr. akoustikos—akouein, to hear.]

Acoy. Same as Accoy.

Acquaint, ak-kwānt′, v.t. to make or let one to know: to inform a person of a thing (with): to inform (with personal object only).—ns. Acquaint′ance, familiar knowledge: a person whom we know; Acquaint′anceship, familiar knowledge.—p.adj. Acquaint′ed (with), personally known: having personal knowledge of. [O. Fr. acointer—Low L. accognitāre—L. ad, to, cognitus, known.]

Acquest, ak-kwest′, n. an acquisition or thing acquired. [O. Fr.—L. acquisitus, acquirĕre. See Acquire.]

Acquiesce, ak-kwi-es′, v.i. to rest satisfied or without making opposition: to assent (with in).—n. Acquies′cence, quiet assent or submission.—adj. Acquies′cent, resting satisfied: easy: submissive.—advs. Acquies′cently, Acquies′cingly. [L. acquiescĕre—ad, and quies, rest.]

Acquire, ak-kwīr′, v.t. to gain: to attain to.—n. Acquirabil′ity.—adj. Acquir′able, that may be acquired.—ns. Acquire′ment, something learned or got by effort, rather than a gift of nature; Acquisi′tion, the act of acquiring: that which is acquired.—adj. Acquis′itive, desirous to acquire.—n. Acquis′itiveness, propensity to acquire—one of the phrenologists' so-called faculties, with its special organ. [O. Fr. aquerre—L. acquirĕre, -quisitum—ad, to, and quærĕre, to seek.]

Acquist, ak-kwist′, n. (Milton) a form of Acquest.

Acquit, ak-kwit′, v.t. to free: to release: to settle, as a debt: to behave or conduct (one's self): to declare innocent (with of before the thing of which acquitted):—pr.p. acquit′ting; pa.p. acquit′ted.—ns. Acquit′tal, a judicial discharge from an accusation; Acquit′tance, a discharge from an obligation or debt: a receipt in evidence of such a discharge.—v.t. (Shak.), to acquit, clear. [O. Fr. acquiter—L. ad, to, quietāre, to give rest. See Quit.]

Acre, ā′kėr, n. a measure of land containing 4840 sq. yards. The Scotch acre contains 6150.4 sq. yards (48 Scotch—61 imperial acres): the Irish, 7840 sq. yards (50 Irish—81 imperial acres): (pl.) for lands, estates generally: (fig.) large quantities of anything.—n. A′creage, the number of acres in a piece of land.—adj. A′cred, possessing acres or land. [A.S. æcer; Ger. acker, L. ager, Gr. agros, Sans. ajras, a plain.]

Acrid, ak′rid, adj. biting to the taste: pungent: bitter.—ns. Acrid′ity, Ac′ridness, quality of being acrid: a sharp, bitter taste. [L. acer, acris, sharp—root ak, sharp.]

Acrimony, ak′ri-mun-i, n. bitterness of feeling or language.—adj. Acrimō′nious, sharp, bitter.—n. Acrimō′niousness, the state or quality of being acrimonious: severity. [L. acrimonia—acer, sharp.]

Acritochromacy, a-krit-o-krō′ma-si, n. inability to distinguish between colours: colour-blindness. [From Gr. akritos, undistinguishable (—a, neg., and krinein, to separate), and chrōma, -atos, colour.]

Acritude, ak′ri-tūd, n. the quality of being acrid: a sharp bitter taste: bitterness of temper or language. [L. acritudo—acer, sharp.]

Acroamatic, -al, ak-ro-a-mat′ik, -al, adj. oral, esoteric, secret—applied to the lectures of Aristotle delivered to a select circle of students as opposed to his more popular lectures. [Gr. akroamatikos—akroasthai, to hear.]

Acrobat, ak′ro-bat, n. a rope-dancer: a tumbler: a vaulter.—adj. Acrobat′ic.—n. Acrobat′ism, the art of the acrobat. [Gr. akrobatos, walking on tiptoe; akros, point, batos—bainein, to go.]

Acrogen, ak′ro-jen, n. a plant that grows at the top chiefly, as a tree-fern.—adj. Acrog′enous. [Gr. akros, top, genēs, born.]

Acrolith, ak′ro-lith, n. a statue of the earlier Greek artists having the trunk made of wood and the extremities of stone. [Gr. akrolithos—akros, extreme, and lithos, stone.]

Acronycal, a-kron′ik-al, adj. midnight, applied to stars that rise at sunset and set at sunrise, or opposite to the sun.—adv. Acron′ycally. [Gr. akros, summit, middle (of time), and nyx, nyktos, night.]

Acropolis, a-kro′pol-is, n. a citadel, esp. that of Athens. [Gr. akropolis—akros, the highest, polis, a city.]

Acrospire, ak′ro-spīr, n. (bot.) the first leaf that appears when corn sprouts. [Gr. akros, summit, end, speira, anything twisted round.]

Across, a-kros′, prep. or adv. crosswise: from side to side. [Prep. a, and Cross.]

Acrostic, a-krō′stik, n. a poem of which, if the first or the last letter of each line be taken in succession, they will spell a name or a sentence.—adj. Acrō′stical.—adv. Acrō′stically.—n. Acrō′sticism, method of acrostics. [Gr. akros, extreme, and stichos, a line.]

Act, akt, v.i. to exert force or influence: to produce an effect: to behave one's self: to feign.—v.t. to perform: to imitate or play the part of.—n. something done or doing: an exploit: the very process of doing something: a law or decision of a prince or legislative body: an instrument in writing for verification: (theol.) something done once for all, in opposition to a work: a distinct section of a play: in universities, a public disputation or lecture maintained by a candidate for a degree.—n. Act′ing, action: act of performing an assumed or a dramatic part: feigning.—adj. performing some duty temporarily, or for another.—n. Act′or, one who acts: a stage-player:—fem. Act′ress.—Act of God, a result of natural forces, unexpected and not preventable by human foresight.—In act to, on the very point of doing something.—To act on, to act in accordance with; To act up to, to come up in practice to some expected standard: to fulfil. [L. agĕre, actum; Gr. agein, to put in motion; Sans. aj, to drive.]

Acta, ak′ta, n.pl. proceedings in a court civil or ecclesiastical, or the minutes of such.—Acta Martyrum, the early accounts of the martyrs; Acta Sanctorum, a general name for collections of accounts of saints and martyrs, especially of the great collection of the Bollandists, begun in 1643, interrupted in 1794 at the fifty-third vol. (Oct. 6), but resumed in 1845.

Actinia, ak-tin′i-a, n. a genus of marine animals of the class Polypi, growing on rocks or shells, with numerous tentacles or rays like the petals of a flower, from which they are often called animal flowers or sea-anemones. [From Gr. aktis, aktinos, a ray.]

Actiniform, ak-tin′i-form, adj. having a radiated form. [Gr. aktis, aktinos, ray, and Form.]

Actinism, ak′tin-izm, n. the chemical force of the sun's rays, as distinct from light and heat.—adj. Ac′tinic. [Gr. aktis, aktinos, a ray.]

Actinolite, ak-tin′ō-līt, n. a green variety of hornblende. [Gr. aktis, aktīnos, a ray, lithos, a stone.]

Actinometer, ak-tin-om′e-tėr, n. an instrument for measuring the heat-intensity of the sun's rays or the actinic effect of light-rays. [Gr. aktis, aktinos, ray, and Meter.]

Actinomyces, ak-ti-no-mī′sez, n. the tiny ray-fungus.—n. Actinomycō′sis, an inflammatory disease in cattle, swine, and sometimes man, caused by that fungus. [Gr. aktis, aktinos, ray, and myces, mushroom.]

Actinozoa, ak′tin-ō-zō′a, n.pl. one of the three classes of Cœlenterata, including sea-anemones, dead-men's fingers, corals, &c. [Gr. aktis, -inos, a ray; zōa, animals.]

Action, ak′shun, n. a state of acting: activity in the abstract: a deed: operation: gesture: a battle: a lawsuit, or proceedings in a court: the movement of events in a drama, novel, &c.—adj. Ac′tionable, liable to a lawsuit.—n. Ac′tion-tak′ing (Shak.), resenting an injury by a lawsuit instead of fighting it out like a man of honour.

Activate, ak′ti-vāt, v.t. (Bacon) to make active:—pr.p. ac′tivāting; pa.p. ac′tivāted.

Active, akt′iv, adj. that acts: busy: nimble: practical, as opposed to speculative: effective: (gram.) transitive.—adv. Act′ively.—ns. Activ′ity, Act′iveness.

Acton, ak′tun, n. a stuffed leather jacket which used to be worn under a coat of mail. [O. Fr. auqueton, through Sp. from Ar. al-qūtun.]

Actual, akt′ū-al, adj. real: existing in fact and now, as opp. to an imaginary or past state of things.—v.t. Act′ualise, to make actual: to realise in action.—n. Actual′ity.—adv. Act′ually.

Actuary, akt′ū-ar-i, n. a registrar or clerk: one who makes the calculations connected with an insurance office.—adj. Actua′rial. [L. actuarius (scriba), an amanuensis, a clerk.]

Actuate, akt′ū-āt, v.t. to put into or incite to action: to influence.—n. Actuā′tion. [L. actus, action. See Act.]

Aculeated, ak-ūl-e-āt′ed, p.adj. pointed: (fig.) pungent, incisive. [L. aculeatus, aculeus, dim. of acus, needle.]

Acumen, ak-ū′men, n. sharpness: quickness of perception: penetration. [L. See Acute.]

Acuminate, a-kū′min-āt, adj. (bot.) having a long tapering point—also Acū′minated.—v.t. Acū′minate, to sharpen: (fig.) give point to.—n. Accuminā′tion. [L. acuminatum, pa.p. of acumināre, to make pointed—acumen, a point. See Acumen.]

Acupressure, ak-ū-presh′ūr, n. a mode of arresting hemorrhage from cut arteries, by inserting a needle into the flesh so as to press across the mouth of the artery. [L. acus, a needle, and Pressure.]

Acupuncture, ak-ū-pungkt′ūr, n. an operation for relieving pain by puncturing the flesh with needles. [L. acus, a needle, and Puncture.]

Acute, ak-ūt′, adj. sharp-pointed: keen: opp. of dull: shrewd: shrill: critical.—adv. Acute′ly.—n. Acute′ness.—Acute angle, an angle less than a right angle (see Angle); Acute disease, one coming to a violent crisis, as opp. to Chronic. [L. acutus, pa.p. of acuĕre, to sharpen, from root ak, sharp.]

Adage, ad′āj, n. an old saying: a proverb. [Fr.—L. adagium, from ad, to, and root of aio, I say.]

Adagio, a-dā′gī-o, adv. (mus.) slowly.—n. a slow movement: a piece in adagio time. [It. ad agio, at ease.]

Adam, ad′am, n. the first man: unregenerate human nature: a gaoler.—n. Ad′amite, one descended from Adam: one of a 2d-century heretical sect in Northern Africa, and in the 15th in Germany, whose members, claiming the primitive innocence of Eden, went about naked.—adjs. Adamit′ic, -al.—n. Ad′amitism.

Adamant, ad′a-mant, n. a very hard stone: the diamond.—adjs. Adamantē′an (Milton), hard as adamant; Adaman′tine, made of or like adamant: that cannot be broken or penetrated. [L. and Gr. adamas, -antos—a, neg., and damaein, to break, to tame. See Tame.]

Adamic, a-dam′ik, adj. relating to Adam.

Adam's-apple, ad′amz-ap′pl, n. the angular projection of the thyroid cartilage of the larynx in front of the throat, so called from an idea that part of the forbidden fruit stuck in Adam's throat.—Adam's ale or wine, water.

Adansonia, ad-an-sō′ni-a, n. the baobab, monkey-bread, or calabash-tree of West Africa. [So called from Adanson, a French botanist (1727-1806).]

Adapt, ad-apt′, v.t. to make apt or fit: to accommodate (with to or for).—ns. Adaptabil′ity, Adapt′ableness.—adj. Adapt′able, that may be adapted.—n. Adaptā′tion, the act of making suitable: fitness: (biol.) the process of advantageous variation and progressive modification by which organisms are adjusted to the conditions of their life—the perfected result of adaptation being a life in harmony with the environment. [Fr.—L. adaptāre—ad, to, and aptāre, to fit.]

Adar, ā′dar, n. the twelfth month of the Jewish ecclesiastical, the sixth of the civil, year, corresponding to the later part of February and the first part of March. [Heb. adār.]

Adays, a-dāz′, adv. nowadays: at the present time. [Prep. a, and gen. sing. of Day, A.S. ondæye.]

Add, ad, v.t. to put (one thing) to (another): to sum up (with to): to increase.—adjs. Add′able, Add′ible.—ns. Addibil′ity; Addit′ament (Charles Lamb), an addition; Addi′tion, the act of adding: the thing added: the rule in arithmetic for adding numbers together: title, honour.—adj. Addi′tional, that is added. [L.—addëre—ad, to, dãre, to put.]

Addax, ad′aks, n. a species of large antelope found in Africa, with long twisted horns. [African word.]

Addeem, ad-dēm′, v.t. to deem: to adjudge: to award. [Pfx. ad-, and Deem.]

Addendum, ad-den′dum, n. a thing to be added: an appendix:—pl. Adden′da. [L. See Add.]

Adder, ad′ėr, n. the popular English name of the viper.—ns. Ad′der's-tongue, a genus of ferns the seeds of which grow on a spike resembling a serpent's tongue; Ad′der's-wort, a wort or plant, so called from its being supposed to cure the bite of serpents—also called Snakeweed. [A.S. nædre; cf. Ger. atter for natter. An adder came by mistake into use for a nadder; the reverse mistake is a newt for an ewt or eft.]

Addict, ad-dikt′, v.t. to give (one's self) up to (generally in a bad sense): (B.) to devote or dedicate one's self to.—adjs. Addict′, Addict′ed, given up to (with to).—ns. Addict′edness, Addic′tion. [L. addicĕre, addictum—ad, to, dicĕre, to declare.]

Addle, ad′dl, Addled, ad′dld, adj. diseased: putrid: barren, empty.—adjs. Ad′dle-head′ed, Ad′dle-pat′ed, having a head or pate with addled brains.—n. Ad′dlement. [M.E. adele—A.S. adela, mud; cf. Scot, eddle, liquid manure.]

Addoom, ad-dōōm′, v.t. (Spens.) to doom, to adjudge, to award. [Pfx. a-, and Doom.]

Addorsed, ad-dorst′, p.adj. (her.) turned back to back.

Address, ad-dres′, v.t. to direct (with to): to speak or write to: to court: to direct in writing: to arrange properly: (arch.) to don: (refl.) to turn one's skill or energies towards.—n. a formal communication in writing: a speech: manners: dexterity: direction of a letter:—pl. Address′es, attentions of a lover.—To address one's self to a task, to set about it. [Fr. adresser—Low L. addirectiāre—L. ad, to, directum, straight. See Dress, Direct.]

Adduce, ad-dūs′, v.t. to bring forward: to cite or quote.—adj. Addūc′ent, drawing forward or together, as of the adductor muscles.—n. Addūc′er.—adj. Addūc′ible.—n. Adduc′tion, the act of adducing or bringing forward: the movement by which a part of the body is drawn forward by muscles.—adj. Adduc′tive, tending to bring forward. [L. adducĕre—ad, to, and duc˘ere, to bring.]

Adductor, ad-dukt′ur, n. a muscle which draws one part towards another. [See Abductor.]

Addulce, ad-duls′, v.t. (obs.) to make sweet. [O. Fr. adoulcir—L. ad, to, dulcis, sweet.]

Adelphous, a-del′fus, adj. (bot.) united in brotherhoods or bundles, as stamens. [Gr. adelphos, brother.]

Adenitis, ad-en-ī′tis, n. inflammation of the lymphatic glands. [Gr. adēn, a gland, -itis, denoting inflammation.]

Adenoid, -al, ad′en-oid, -al, adj. of a gland-like shape: glandular. [Gr. adēn, a gland, eidos, form.]

Adenotomy, ad-en-ot′o-mi, n. a cutting or incision of a gland. [Gr. adēn, a gland, tomē, a cutting.]

Adept, ad-ept′, or ad′ept, adj. completely skilled (in).—n. a proficient.—n. Adep′tion (Bacon), attainment. [L. adeptus (artem), having attained (an art), pa.p. of adipisci, to attain—ad, to, and apisci.]

Adequate, ad′e-kwāt, adj. equal to: proportionate: sufficient.—adv. Ad′equately.—ns. Ad′equateness, Ad′equacy, state of being adequate: sufficiency. [L. adæquatus, made equal—ad, to, and æquus, equal.]

Ades, n. an obsolete variant of Hades.

Adhere, ad-hēr′, v.i. to stick to: to remain fixed or attached (with to): (Shak.) to be consistent: (Scots law) to affirm a judgment.—n. Adher′ence, state of adhering: steady attachment.—adj. Adher′ent, sticking to.—n. one who adheres: a follower: a partisan (with of)—a less common form is Adher′er. [L. ad, to, hærēre, hæsum, to stick.]

Adhesion, ad-hē′zhun, n. the act of adhering or sticking to: steady attachment: (path.) a vital union between two surfaces of a living body which have been either naturally or artificially separated.—adj. Adhes′ive, sticky: apt to adhere.—adv. Adhes′ively.—n. Adhes′iveness. [See Adhere.]

Adhibit, ad-hib′it, v.t. to apply to: to use: to attach: to admit: to devote to: to administer.—n. Adhibi′tion, application: use. [L. adhibēre, -itum—ad, to, and habēre, to hold.]

Adiantum, ad-i-an′tum, n. maidenhair, a large genus of ferns. [Gr. adiantos, a, neg., and diantos, capable of being wetted.]

Adiaphoron, a-di-af′or-on, n.pl. in theology and ethics, things indifferent—any tenet or usage which is considered as non-essential—also Adiaph′ora.—n. Adiaph′orism, tolerance in regard to non-essential points in theology.—adj. Adiaph′orous. [Gr., from a, neg., and diaphoros, differing—dia, apart, pherein, to carry.]

Adiathermic, ā-dī-a-thėr′mik, adj. impervious to radiant heat. [Gr. a, neg., dia, through, thermos, heat.]

Adieu, a-dū′, adv. (I commend you) to God: farewell.—n. a farewell:—pl. Adieus or Adieux (a-dūz′). [Fr. à Dieu, to God.]

Adipocere, ad′i-pō-sēr, n. a fatty, waxy substance resulting from the decomposition of animal bodies in moist places or under water, but not exposed to air. [Through Fr. from L. adeps, adipis, soft fat, and cera, wax.]

Adipose, ad′i-pōz, adj. fatty.—Adipose tissue, the vesicular structure in the animal body which contains the fat. [L. adeps, adipis, soft fat.]

Adit, ad′it, n. an opening or passage, esp. into a mine. [L. aditus—ad, to, īre, itum, to go.]

Adjacent, ad-jās′ent, adj. lying near to: contiguous.—n. Adjac′ency, the state of being near: that which is adjacent.—adv. Adjac′ently. [L. ad, to, jacēre, to lie.]

Adjective, ad′jek-tiv, n. a word added to a noun to qualify it, or limit it by reference to quality, number, or position.—adj. Adjectīv′al.—adv. Ad′jectively. [L. adjectivum (nomen), an added (noun)—adjicĕre, -jectum, to throw to, to add—ad, to, jacĕre, to throw.]

Adjoin, ad-join′, v.i. to lie next to.—adj. Adjoin′ing, joining to: near: adjacent.—n. Ad′joint, a civil officer who assists a French maire: an assistant professor in a French college. [Through Fr. from L. adjungĕre. See Join.]

Adjourn, ad-jurn′, v.t. to put off to another day: to postpone: to discontinue a meeting in order to reconstitute it at another time or place.—v.i. to suspend proceedings and disperse for any time specified, or sine die, without such time being specified.—n. Adjourn′ment, the act of adjourning: the interval it causes.—(obs.) Adjourn′al. [O. Fr. ajorner—Low L. adiurnāre—L. ad, to, Low L. jurnus, L. diurnus, daily. See Journal.]

Adjudge, ad-juj′, v.t. to decide: to assign.—n. Adjudg′ment, the act of adjudging: sentence. [O. Fr. ajuger—L. adjudicāre. See Judge.]

Adjudicate, ad-jōō′di-kāt, v.t. to determine judicially: to pronounce.—v.i. to pronounce judgment.—ns. Adjudicā′tion (Eng. law), an order of the Bankruptcy Court, adjudging the debtor to be a bankrupt, and transferring his property to a trustee; Adjū′dicator. [L. adjudicāre, -ātum.]

Adjunct, ad′junkt, adj. joined or added to.—n. the thing joined or added, as a qualifying addition to a name expressing any personal quality, or the like: a person joined to another in some office or service: (gram.) any word or clause enlarging the subject or predicate: (logic) any accompanying quality or non-essential attribute.—n. Adjunc′tion, the act of joining: the thing joined.—adj. Adjunct′ive, joining.—advs. Adjunct′ively, Adjunct′ly, in connection with. [L. See Join.]

Adjuration, ad-jōōr-ā′shun, n. the act of adjuring: the charge or oath used in adjuring.—adj. Adjur′atory, containing an adjuration.—p.adj. Adjur′ing, acting as an adjuration. [Fr.—L. adjuration-em.]

Adjure, ad-jōōr′, v.t. to charge on oath or solemnly: to cause to swear (B. and Milton). [L.—ad, to, jurāre, -ātum, to swear.]

Adjust, ad-just′, v.t. to arrange properly (with to): to regulate: to settle.—adj. Adjust′able.—n. Adjust′ment, arrangement. [O. Fr. ajouster—Low L. adjuxtāre, to put side by side—L. juxta, near].

Adjutage, ad′joo-tāj, n. Same as Ajutage.

Adjutant, ad′joot-ant, n. a regimental staff officer not above the rank of major, specially appointed to assist the commanding officer of a garrison or regiment—there are also adjutants of auxiliary forces, of depôts, of brigade, &c.: a large species of stork or crane found in India.—ns. Ad′jutancy, the office of an adjutant: assistance; Ad′jutant-gen′eral, the head of his department on the general staff of the army, the executive officer of the commander-in-chief. [L. adjutāre = adjuvāre—ad, to, juvāre, to assist.]

Admeasure, ad-mezh′ūr, v.t. to measure: to apportion:—pr.p. admeas′ūring; pa.p. admeas′ūred.—n. Admeas′urement (see Measurement). [Fr.—Late L. admensurāre—L. ad, to, mensura, Measure.]

Adminicle, ad-min′i-kl, n. anything that aids or supports: an auxiliary: (law) any corroboratory evidence.—adj. Adminic′ular.—v.t. and v.i. Adminic′ulate. [L. adminiculum, a support—ad, to, manus, hand.]

Administer, ad-min′is-tėr, v.t. to manage as a steward, substitute, or executor: to supply: to conduct or execute, as offices of religion: to apply: to impose.—v.i. to bring aid (with to).—adjs. Admin′istrable, that may be administered; Admin′istrant.—n. Administrā′tion, the act of administering: management: dispensation of sacraments: the power or party that administers the government of the country.—adj. Admin′istrative, that administers.—n. Administrā′tor, one who manages or directs: the person to whom is committed, under a commission entitled Letters of Administration, the administration or distribution of the personal estate of any one dying intestate or leaving a will in which no executor is named:—fem. Administrā′trix.—n. Administrā′torship. [Through Fr. from L. administrāre—ad, to, and ministrāre, to minister.]

Admiral, ad′mir-al, n. the chief commander of a navy—the ancient English title of Lord High Admiral is now in abeyance, his functions falling to the five Lord Commissioners of the Admiralty, and the High Court of Admiralty: a naval officer of the highest rank. In the British navy, admirals are distinguished into three classes—Ad′mirals, Vice′-ad′mirals, and Rear′-ad′mirals; the admiral carrying his colour at the main, the vice-admiral at the fore, and the rear-admiral at the mizzen mast-head. In former times each grade was subdivided into three sections, known as admirals (or vice- or rear-admirals) of the Red, of the White, and of the Blue, respectively: admiral-ship (Milton's ammiral) or flag-ship: the chief ship in a fleet of merchantmen.—ns. Ad′miralship, the office of an admiral; Ad′miralty, the board of commissioners for the administration of naval affairs: the building where these transact business. [Through Fr. from Ar. amīr, a lord, a chief.]