Featley.
AcÏcus¶tomed (#), a. 1. Familiar through use; usual; customary. ½An accustomed action.¸
Shak.
2. Frequented by customers. [Obs.] ½A well accustomed shop.¸
Smollett.
AcÏcus¶tomedÏness, n. Habituation.
Accustomedness to sin hardens the heart.
Bp. Pearce.
Ace (#), n.; pl. Aces (#). [OE. as, F. as, fr. L. as, assis, unity, copper coin, the unit of coinage. Cf. As.]
1. A unit; a single point or spot on a card or die; the card or die so marked; as, the ace of diamonds.
2. Hence: A very small quantity or degree; a particle; an atom; a jot.
I 'll not wag an ace further.
Dryden.
To bate an ace, to make the least abatement. [Obs.] Ð Within an ace of, very near; on the point of.
W. Irving.
AÏcel¶daÏma (#), n. [Gr. ?, fr. Syr. ?k?l dam? the field of blood.] The potter's field, said to have lain south of Jerusalem, purchased with the bribe which Judas took for betraying his Master, and therefore called the field of blood. Fig.: A field of bloodshed.
The system of warfare … which had already converted immense tracts into one universal aceldama.
De Quincey.
AÏcen¶tric (#), a. [Gr. ? priv. + ? a point, a center.] Not centered; without a center.
Ac¶eÏphal (#), n. [Gr. ?; ? priv. + ? head: cf. F. ac‚phale, LL. acephalus.] (Zo”l.) One of the Acephala.
Ø AÏceph¶aÏla (#), n. pl. [NL., fr. Gr. ?, adj. neut. pl., headless. See Acephal.] (Zo”l.) That division of the Mollusca which includes the bivalve shells, like the clams and oysters; Ð so called because they have no evident head. Formerly the group included the Tunicata, Brachiopoda, and sometimes the Bryozoa. See Mollusca.
AÏceph¶aÏlan (#), n. Same as Acephal.
AÏceph¶aÏlan, a. (Zo”l.) Belonging to the Acephala.
Ø AÏceph¶aÏli (#), n. pl. [LL., pl. of acephalus. See Acephal.] 1. A fabulous people reported by ancient writers to have heads. 2. (Eccl. Hist.) (a) A Christian sect without a leader. (b) Bishops and certain clergymen not under regular diocesan control. 3. A class of levelers in the time of K. Henry I.
AÏceph¶aÏlist (#), n. One who acknowledges no head or superior.
Dr. Gauden.
AÏceph¶aÏloÏcyst (#), n. [Gr. ? without a head + ? bladder.] (Zo”l.) A larval entozo”n in the form of a subglobular or oval vesicle, or hy datid, filled with fluid, sometimes found in the tissues of man and the lower animals; Ð so called from the absence of a head or visible organs on the vesicle. These cysts are the immature stages of certain tapeworms. Also applied to similar cysts of different origin.
AÏceph·aÏloÏcys¶tic (#), a. Pertaining to, or resembling, the acephalocysts.
AÏceph¶aÏlous (#), a. [See Acephal.] 1. Headless. 2. (Zo”l.) Without a distinct head; Ð a term applied to bivalve mollusks. 3. (Bot.) Having the style spring from the base, instead of from the apex, as is the case in certain ovaries. 4. Without a leader or chief. 5. Wanting the beginning. A false or acephalous structure of sentence. De Quincey.
6. (Pros.) Deficient and the beginning, as a line of poetry. Brande. Ac¶erÏate (#), n. [See Aceric.] (Chem.) A combination of aceric acid with a salifiable base.
Ac¶erÏate, a. Acerose; needleÏshaped.
AÏcerb¶ (#), a. [L. acerbus, fr. acer sharp: cf. F. acerbe. See Acrid.] Sour, bitter, and harsh to the taste, as unripe fruit; sharp and harsh.
AÏcerb¶ate (#), v. t. [L. acerbatus, p. p. of acerbare, fr. acerbus.] To sour; to imbitter; to irritate.
AÏcerb¶ic (#), a. Sour or severe.
AÏcerb¶iÏtude (#), n. [L. acerbitudo, fr. acerbus.] Sourness and harshness. [Obs.]
Bailey.
AÏcerb¶iÏty (#), n. [F. acerbit‚, L. acerbitas, fr. acerbus. See Acerb.] 1. Sourness of taste, with bitterness and astringency, like that of unripe fruit.
2. Harshness, bitterness, or severity; as, acerbity of temper, of language, of pain.
Barrow.
AÏcer¶ic (#), a. [L. acer maple.] Pertaining to, or obtained from, the maple; as, aceric acid.
Ure.
Ac¶erÏose· (#), a. [(a) L. acerosus chaffy, fr. acus, gen. aceris, chaff; (b) as if fr. L. acus needle: cf. F. ac‚reux.] (Bot.) (a) Having the nature of chaff; chaffy. (b) NeedleÐshaped, having a sharp, rigid point, as the leaf of the pine.
Ac¶erÏous (#), a. Same as Acerose.
Ac¶erÏous, a. [Gr. <a> priv. + <keras> a horn.] (Zo”l.) (a) Destitute of tentacles, as certain mollusks. (b) Without antenn‘, as some insects.
AÏcer¶val (#), a. [L. acervalis, fr. acervus heap.] Pertaining to a heap. [Obs.]
AÏcer¶vate (#), v. t. [L. acervatus, p. p. of acervare to heap up, fr. acervus heap.] To heap up. [Obs.]
AÏcer¶vate (#), a. Heaped, or growing in heaps, or closely compacted clusters.
Ac·erÏva¶tion (#), n. [L. acervatio.] A heaping up; accumulation. [R.]
Johnson.
AÏcer¶vaÏtive (#), a. Heaped up; tending to heap up.
AÏcer¶vose (#), a. Full of heaps. [R.]
Bailey.
AÏcer¶vuÏline (#), a. Resembling little heaps.
AÏces¶cence (#), AÏces¶cenÏcy (#), } n. [Cf. F. acescence. See Acescent.] The quality of being acescent; the process of acetous fermentation; a moderate degree of sourness.
Johnson.
AÏces¶cent (#), a. [L. acescens, Ïentis, p. pr. of acescere to turn sour; inchoative of acere to be sour: cf. F. acescent. See Acid.] Turning sour; readily becoming tart or acid; slightly sour.
Faraday.
AÏces¶cent, n. A substance liable to become sour.
Ac¶eÏtaÏble (#), n. An acetabulum; or about one eighth of a pint. [Obs.]
Holland.
Ac·eÏtab¶uÏlar (#), a. CupÏshaped; saucerÐshaped; acetabuliform.
Ø Ac·eÏtab·uÏlif¶eÏra (#), n. pl. [NL. See Acetabuliferous.] (Zo”l.) The division of Cephalopoda in which the arms are furnished with cupÐshaped suckers, as the cuttlefishes, squids, and octopus; the Dibranchiata. See Cephalopoda.
Ac·eÏtab·uÏlif¶erÏous (#), a. [L. acetablum a little cup + Ïferous.] Furnished with fleshy cups for adhering to bodies, as cuttlefish, etc.
Ac·eÏtab¶uÏliÏform (#), a. [L. acetabulum + Ïform.] (Bot.) Shaped like a shallow; saucerÐshaped; as, an acetabuliform calyx.
Gray.
Ø Ac·eÏtab¶uÏlum (#), n. [L., a little saucer for vinegar, fr. acetum vinegar, fr. acere to be sour.]
1. (Rom. Antiq.) A vinegar cup; socket of the hip bone; a measure of about one eighth of a pint, etc.
2. (Anat.) (a) The bony cup which receives the head of the thigh bone. (b) The cavity in which the leg of an insect is inserted at its articulation with the body. (c) A sucker of the sepia or cuttlefish and related animals. (d) The large posterior sucker of the leeches. (e) One of the lobes of the placenta in ruminating animals.
Ac¶eÏtal (#), n. [Aceic + alcohol.] (Chem.) A limpid, colorless, inflammable liquid from the slow oxidation of alcohol under the influence of platinum black.
Ac·etÏal¶deÏhyde