Aquarius A·qua"ri·us noun [ Latin aquarius , adj., relating to water, and noun , a water-carrier, from aqua . See Aqua .] (Astron.) (a) The Water-bearer; the eleventh sign in the zodiac, which the sun enters about the 20th of January; -- so called from the rains which prevail at that season in Italy and the East. (b) A constellation south of Pegasus.

Aquatic A·quat"ic adjective [ Latin aquaticus : confer French aquatique . See Aqua .] Pertaining to water; growing in water; living in, swimming in, or frequenting the margins of waters; as, aquatic plants and fowls.

Aquatic A·quat`ic noun 1. An aquatic animal or plant.

2. plural Sports or exercises practiced in or on the water.

Aquatical A·quat"ic·al adjective Aquatic. [ R.]

Aquatile Aq"ua·tile adjective [ Latin aquatilis : confer French aquatile .] Inhabiting the water. [ R.] Sir T. Browne.

Aquatint, Aquatinta A"qua·tint, A`qua·tin"ta noun [ Italian acquatinta dyed water; acqua (L. aqua ) water + tinto , fem. tinta , dyed. See Tint .] A kind of etching in which spaces are bitten by the use of aqua fortis, by which an effect is produced resembling a drawing in water colors or India ink; also, the engraving produced by this method.

Aqueduct Aq"ue·duct noun [ French aqueduc , Old French aqueduct (Cotgr.), from Latin aquaeductus ; aquae , gen. of aqua water + ductus a leading, ducere to lead. See Aqua , Duke .] 1. A conductor, conduit, or artificial channel for conveying water, especially one for supplying large cities with water.

» The term is also applied to a structure (similar to the ancient aqueducts), for conveying a canal over a river or hollow; more properly called an aqueduct bridge .

2. (Anat.) A canal or passage; as, the aqueduct of Sylvius , a channel connecting the third and fourth ventricles of the brain.

Aqueity A·que"i·ty noun Wateriness. [ Obsolete]

Aqueous A"que·ous adjective [ Confer French aqueux , Latin aquosus , from aqua . See Aqua , Aquose .] 1. Partaking of the nature of water, or abounding with it; watery.

The aqueous vapor of the air.
Tyndall.

2. Made from, or by means of, water.

An aqueous deposit.
Dana.

Aqueous extract , an extract obtained from a vegetable substance by steeping it in water. -- Aqueous humor (Anat.) , one the humors of the eye; a limpid fluid, occupying the space between the crystalline lens and the cornea. (See Eye .) -- Aqueous rocks (Geol.) , those which are deposited from water and lie in strata, as opposed to volcanic rocks, which are of igneous origin; -- called also sedimentary rocks.

Aqueousness A`que·ous·ness noun Wateriness.

Aquiferous A·quif"er·ous adjective [ Latin aqua water + -ferous .] Consisting or conveying water or a watery fluid; as, aquiferous vessels; the aquiferous system.

Aquiform A"qui·form adjective [ Latin aqua water + -form .] Having the form of water.

Aquila Aq"ui·la noun ; plural Aquilæ [ Latin , an eagle.] 1. (Zoology) A genus of eagles.

2. (Astron.) A northern constellation southerly from Lyra and Cygnus and preceding the Dolphin; the Eagle.

Aquila alba [ Latin , white eagle], an alchemical name of calomel . Brande & C.

Aquilated Aq"ui·la`ted adjective (Her.) Adorned with eagles' heads.

Aquiline Aq"ui·line adjective [ Latin aquilinus , from aquila eagle: confer French aquilin . See Eagle . ] 1. Belonging to or like an eagle.

2. Curving; hooked; prominent, like the beak of an eagle; -- applied particularly to the nose

Terribly arched and aquiline his nose.
Cowper.

Aquilon Aq"ui·lon noun [ Latin aquilo , - lonis : confer French aquilon .] The north wind. [ Obsolete] Shak.

Aquiparous A·quip"a·rous adjective [ Latin aqua water + parere to bring forth.] (Medicine) Secreting water; -- applied to certain glands. Dunglison.

Aquitanian Aq`ui·ta"ni·an adjective Of or pertaining to Aquitania, now called Gascony .

Aquose A·quose" adjective [ Latin aquosus watery, from aqua . See Aqua , Aqueous .] Watery; aqueous. [ R.] Bailey.

Aquosity A·quos"i·ty noun [ Late Latin aquositas .] The condition of being wet or watery; wateriness. Huxley.

Very little water or aquosity is found in their belly.
Holland.

Ar Ar conj. Ere; before. [ Obsolete] Chaucer.

Ara A"ra noun [ Latin ] (Astron.) The Altar; a southern constellation, south of the tail of the Scorpion.

Ara A"ra noun [ Native Indian name.] (Zoology) A name of the great blue and yellow macaw ( Ara ararauna ), native of South America.

Arab Ar"ab noun [ Prob. ultimately from Hebrew arabah a desert, the name employed, in the Old Testament, to denote the valley of the Jordan and Dead Sea. Arabic Arab , Hebrew arabi , arbi , arbim : confer French Arabe , Latin Arabs , Greek ....] One of a swarthy race occupying Arabia, and numerous in Syria, Northern Africa, etc.

Street Arab , a homeless vagabond in the streets of a city, particularly and outcast boy or girl. Tylor.

The ragged outcasts and street Arabs who are shivering in damp doorways.
Lond. Sat. Rev.

Araba A·ra"ba noun [ Written also aroba and arba .] [ Arabic or Turk. 'arabah : confer Russian arba .] A wagon or cart, usually heavy and without springs, and often covered. [ Oriental]

The araba of the Turks has its sides of latticework to admit the air

Balfour (Cyc. of India).

Arabesque Ar`a·besque" noun [ French arabesque , from Italian arabesco , from Arabo Arab.] A style of ornamentation either painted, inlaid, or carved in low relief. It consists of a pattern in which plants, fruits, foliage, etc., as well as figures of men and animals, real or imaginary, are fantastically interlaced or put together.

» It was employed in Roman imperial ornamentation, and appeared, without the animal figures, in Moorish and Arabic decorative art. (See Moresque .) The arabesques of the Renaissance were founded on Greco- Roman work.

Arabesque Ar`a·besque" adjective 1. Arabian. [ Obsolete]

2. Relating to, or exhibiting, the style of ornament called arabesque ; as, arabesque frescoes.

Arabesqued Ar`a·besqued" adjective Ornamented in the style of arabesques.

Arabian A·ra"bi·an adjective Of or pertaining to Arabia or its inhabitants.

Arabian bird , the phenix. Shak.

Arabian A·ra"bi·an noun A native of Arabia; an Arab.

Arabic Ar"a·bic adjective [ Latin Arabicus , from Arabia .] Of or pertaining to Arabia or the Arabians.

Arabic numerals or figures , the nine digits, 1, 2, 3, etc., and the cipher 0. -- Gum arabic . See under Gum .

Arabic Ar"a·bic noun The language of the Arabians.

» The Arabic is a Semitic language, allied to the Hebrew. It is very widely diffused, being the language in which all Mohammedans must read the Koran, and is spoken as a vernacular tongue in Arabia, Syria, and Northern Africa.

Arabical A·rab"ic·al adjective Relating to Arabia; Arabic. -- A*rab"ic*al*ly , adverb

Arabin Ar"a·bin noun 1. (Chemistry) A carbohydrate, isomeric with cane sugar, contained in gum arabic , from which it is extracted as a white, amorphous substance.

2. Mucilage, especially that made of gum arabic.

Arabinose Ar"a·bin·ose` noun (Chemistry) A sugar of the composition C ₅ H ₁₀ O ₅ , obtained from cherry gum by boiling it with dilute sulphuric acid.

Arabism Ar"a·bism noun [ Confer French Arabisme .] An Arabic idiom peculiarly of language. Stuart.

Arabist Ar`a·bist noun [ Confer French Arabiste .] One well versed in the Arabic language or literature; also, formerly, one who followed the Arabic system of surgery.

Arable Ar"a·ble adjective [ French arable , Latin arabilis , from arare to plow, akin to Greek ..., English ear , to plow. See Earable .] Fit for plowing or tillage; -- hence, often applied to land which has been plowed or tilled.

Arable Ar"a·ble noun Arable land; plow land.

Araby Ar"a·by noun The country of Arabia. [ Archaic & Poetic]

Aracanese Ar`a·ca·nese" adjective Of or pertaining to Aracan, a province of British Burmah. -- noun sing. & plural A native or natives of Aracan.

Araçari A`ra·ça"ri noun (Zoology) A South American bird, of the genus Pleroglossius , allied to the toucans. There are several species.

Arace A·race" transitive verb [ Middle English aracen , arasen , Old French arachier , esracier , French arracher , from Latin exradicare , eradicare . The prefix a- is perhaps due to Latin ab . See Eradicate .] To tear up by the roots; to draw away. [ Obsolete] Wyatt.

Araceous A·ra"ceous adjective [ Latin arum a genus of plants, from Greek ....] (Botany) Of or pertaining to an order of plants, of which the genus Arum is the type.

Arachnid A·rach"nid noun An arachnidan. Huxley.

Arachnida A·rach"ni·da noun plural [ New Latin , from Greek ... spider.] (Zoology) One of the classes of Arthropoda. See Illustration in Appendix.

» They have four pairs of legs, no antennæ nor wings, a pair of mandibles, and one pair of maxillæ or palpi. The head is usually consolidated with the thorax. The respiration is either by trancheæ or by pulmonary sacs, or by both. The class includes three principal orders: Araneina , or spiders; Arthrogastra , including scorpions, etc.; and Acarina , or mites and ticks.

Arachnidan A·rach"ni·dan noun [ Greek ... spider.] (Zoology) One of the Arachnida.

Arachnidial Ar`ach·nid"i·al adjective (Zoology) (a) Of or pertaining to the Arachnida. (b) Pertaining to the arachnidium.

Arachnidium Ar`ach·nid"i·um noun [ New Latin See Arachnida .] (Zoology) The glandular organ in which the material for the web of spiders is secreted.

Arachnitis Ar`ach·ni"tis noun [ Greek ... + ....] (Medicine) Inflammation of the arachnoid membrane.

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