Ar`e*na"ceous (&?;), a. [L. arenaceus, fr. arena sand.] Sandy or consisting largely of sand; of the nature of sand; easily disintegrating into sand; friable; as, arenaceous limestone.
Ar`e*na"ri*ous (&?;), a. [L. arenarius, fr. arena sand.] Sandy; as, arenarious soil.
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Ar`e*na"tion (r`*n"shn), n. [L. arenatio, fr. arena sand.] (Med.) A sand bath; application of hot sand to the body. Dunglison.
||Ar`en*da"tor (&?;), n. [LL. arendator, arrendator, fr. arendare, arrendare, to pay rent, fr. arenda yearly rent; ad + renda, F. rente, E. rent. Cf. Arrentation and Rent.] In some provinces of Russia, one who farms the rents or revenues.
A person who rents an estate belonging to the crown is called crown arendator. Tooke.
||A*reng" (&?;), ||A*ren"ga (&?;), n. [Malayan.] A palm tree (Saguerus saccharifer) which furnishes sago, wine, and fibers for ropes; the gomuti palm.
Ar`e*nic"o*lite (&?;), n. [L. arena sand + colere to cherish or live.] (Paleon.) An ancient wormhole in sand, preserved in the rocks. Dana.
A*ren`i*lit"ic (&?;), a. [L. arena sand + Gr. li`qos stone.] Of or pertaining to sandstone; as, arenilitic mountains. Kirwan.
Ar"e*nose (&?;), a. [L. arenosus, fr. arena sand.] Sandy; full of sand. Johnson.
A*ren"u*lous (&?;), a. [L. arenula fine sand, dim. of arena.] Full of fine sand; like sand. [Obs.]
A*re"o*la (&?;), n.; pl. Areolæ (&?;). [L. areola, dim. of area: cf. F. aréole. See Area.] 1. An interstice or small space, as between the cracks of the surface in certain crustaceous lichens; or as between the fibers composing organs or vessels that interlace; or as between the nervures of an insect's wing.
2. (Anat. & Med.) The colored ring around the nipple, or around a vesicle or pustule.
A*re"o*lar (&?;), a. Pertaining to, or like, an areola; filled with interstices or areolæ.
reolar tissue (Anat.), a form of fibrous connective tissue in which the fibers are loosely arranged with numerous spaces, or areolæ, between them.
{ A*re"o*late (&?;), A*re"o*la*ted, } a. [L. areola: cf. F. aréole.] Divided into small spaces or areolations, as the wings of insects, the leaves of plants, or the receptacle of compound flowers.
A`re*o*la"tion (&?;), n. 1. Division into areolæ. Dana.
2. Any small space, bounded by some part different in color or structure, as the spaces bounded by the nervures of the wings of insects, or those by the veins of leaves; an areola.
A"re*ole (&?;), n. Same as Areola.
A*re"o*let (&?;), n. [Dim. of L. areola.] (Zoöl.) A small inclosed area; esp. one of the small spaces on the wings of insects, circumscribed by the veins.
A`re*om"e*ter (?; 277), n. [Gr. 'araio`s thin, rare + -meter: cf. F. aréomètre.] (Physics) An instrument for measuring the specific gravity of fluids; a form hydrometer.
{ A`re*o*met"ric (&?;), A`re*o*met"ric*al (&?;), } a. Pertaining to, or measured by, an areometer.
A`re*om"e*try (&?;), n. [Gr. 'araio`s thin, rare + -metry.] The art or process of measuring the specific gravity of fluids.
Ar`e*op"a*gist (&?;), n. See Areopagite.
Ar`e*op"a*gite (&?;), n. [L. Areopagites, Gr. &?;.] A member of the Areopagus. Acts xvii. 34.
Ar`e*op`a*git"ic (&?;), a. [L. Areopagiticus, Gr. &?;.] Pertaining to the Areopagus. Mitford.
Ar`e*op"a*gus, n. [L., fr. Gr. &?;, and &?; &?;, hill of Ares (Mars' Hill).] The highest judicial court at Athens. Its sessions were held on Mars' Hill. Hence, any high court or tribunal
A*re"o*style (&?;), a. & n. See Intercolumniation, and Aræostyle.
A*re`o*sys"tyle (&?;), a. & n. See Intercolumniation, and Aræosystyle.
A*rere" (&?;), v. t. & i. See Arear. [Obs.] Ellis.
A*rest" (&?;), n. A support for the spear when couched for the attack. [Obs.] Chaucer.
A*ret" (&?;), v. t. [OE. aretten, OF. areter; a (L. ad) + OF. reter, L. reputare. See Repute.] To reckon; to ascribe; to impute. [Obs.] Chaucer.
Ar`e*ta"ics (&?;), n. [Gr. &?; virtue.] The ethical theory which excludes all relations between virtue and happiness; the science of virtue; -- contrasted with eudemonics. J. Grote.
Ar`e*tol"o*gy (&?;), n. [Gr. &?;; &?; virtue + &?; discourse, &?; to speak: cf. F. arétologie.] That part of moral philosophy which treats of virtue, its nature, and the means of attaining to it.
A*rew". adv. [See Arow, Row.] In a row. [Obs.] "All her teeth arew." Spenser.
Ar"gal (&?;), n. Crude tartar. See Argol.
Ar"gal, adv. A ludicrous corruption of the Latin word ergo, therefore. Shak.
{ ||Ar"gal (&?;), ||Ar"ga*li, } n. [Mongolian.] (Zoöl.) A species of wild sheep (Ovis ammon, or O. argali), remarkable for its large horns. It inhabits the mountains of Siberia and central Asia.
The bearded argali is the aoudad. See Aoudad. The name is also applied to the bighorn sheep of the Rocky Mountains. See Bighorn.
||Ar"ga*la (&?;), n. [Native name.] (Zoöl.) The adjutant bird.
Ar"gand lamp` (&?;). [Named from the inventor, Aimé Argand of Geneva.] A lamp with a circular hollow wick and glass chimney which allow a current of air both inside and outside of the flame.
Argand burner, a burner for an Argand lamp, or a gas burner in which the principle of that lamp is applied.
||Ar"gas (&?;), n. A genus of venomous ticks which attack men and animals. The famous Persian Argas, also called Miana bug, is A. Persicus; that of Central America, called talaje by the natives, is A. Talaje.
Ar*ge"an (&?;), a. Pertaining to the ship Argo. See Argo.
Ar"gent (&?;), n. [F. argent, fr. L. argentum, silver; akin to Gr. 'a`rgyros silver, 'argo`s, 'argh`s, white, bright, Skr. rajata white, silver, raj to shine, Ir. arg white, milk, airgiod silver, money, and L. arguere to make clear. See Argue.] 1. Silver, or money. [Archaic]