AQUABIUM 



ARATTCAEITES 



Aquarium, (ak-wa'ri-um):=Aquavivarium. 



Aquarius, (a-kwa'ri-us). [The Latin name.]= 

 The Water-bearer : the 

 sign of the Zodiac in 

 which the sun is from 

 Jan. 20 to Feb. 20: one 

 of the Zodiacal constel- 

 lations. 



Aquatic (a-kwat'ik). [L. 

 aqua, water.] Inhabit- 

 ing water. 



Aquatic respiration, (a- Aquarius, 



kwat'ik). [L. aqua, water.] By means of 

 gills or branchiae, which absorb oxygen from 

 the air present in water. Sub-A. nests, built 

 by sticklebacks, water spiders, caddis flies, 

 &c. 



Aquatinta, (ak-wa-tin'ta). [It. acqua, water; 

 tinta, tinted.] Etching on copper by means 

 of aqua-fortis. 



Aquavivarium, (ak-wa-Yi-va'ri-um). [L. aqua, 

 water; vivo, I live. J= Aquarium: an enclosed 

 space filled with water, in which animals 

 and plants live in their accustomed manner. 



Aqueduct, (ak'we-dukt). [L. aqua, water; 

 ductus, led.] An 

 artificial water- 



Aqueous, (aTiwe-us). ; 

 [L. aqua, water.] = 

 Watery. A. forma- ! 



Eatery. A. forma- 

 tions=:Fossiliferous 

 formations = Sedi- Aqueduct. 



mentaryformations=Stratified rocks: cover- 

 ing the greater part of the earth's surface, 

 chiefly deposits of sand and mud, spread out 

 by the action of water: may be divided into 

 silicious, argillaceous, and calcareous. A. 

 humour: a watery liquid in the eye. 



Aquifoliacese, (ak-wi-fo-li-a'se-e). [L. aqui- 

 folium, pointed leaf.]=Holly, &c. : evergreen 

 trees and shrubs, with small axillary flowers: 

 also called Ilicineee. 



Aquila, (ak'wil-a). [The Latin name.]=Eagle. 

 1. A large bird of prey, belonging to Acci- 

 pitres. 2. A northern constellation: in which 

 Antinous is now included. The chief stars 

 are Altair and Alshain. 



Aquilariacese, (ak-wi-la-ri-a'se-e). [L. aquila, 

 eagle.]=Aquilariads: trees with apetalous 

 flowers, having a tubular calyx, in tropical 

 Asia only, including eagle wood and aloes, 

 belonging to Rhamnales. 



Aquilarineas,(ak-wi-la-rin'e-e)=Aquilariaceae, 

 q.v. 



Aquilegia, (ak-wi-le'ji-a). [L. aquila, eagle: 

 from form of flower.] 

 = Columbine = Water- iRiflffllf 

 gatherer: an herb with 

 leaves that catch water, ' 

 belonging to Banuncu- 

 lacese. 



Ara, (a'ra). [The Latin 

 name. ]= The Altar: a 

 southern constellation. 



Arabian architecture = 

 Arabesque A. = Mor- 

 esque A. =Saracenic A. : 

 ornamented with, repre- Arabesque. 



sentations of fruit and flowers, but not of 

 animals. 



Arabidese, ( a-ra-bid'e-e ). [ Arabia, q.v. ]= 

 Stocks, wallflower, cress, &c. : a sub-division 

 of Cruciferae, q.v. 



Arab in, (ar'a-bin). [ From Arabia. ]=Gum 

 Arabic, found in all plants, but especially in 

 acacia: a compound of gummic acid with 

 sodium and potassium. 



Arabis, (a'ra-bis). [From Arabia.] Rock- 

 cress: an herb with white flower, belonging 

 to Brassicaceae. 



Araceae, (a-ra'se-e). [Arum, Q.r.]=Aroidese= 

 Arads: tropical herbs and shrubs, sometimes 

 stemless, with sheathing leaves, and naked 

 flowers, the type of Arales. 

 Arachidic acid, (a-rak'id-ik). [ A rachis, ground- 

 nut.J=Butic acid=C2oH4oO2, from Arachia 

 hypogaea, from butter, and from oil of ground- 

 nut. One of the fatty acids. 

 Arachnida,(ar-ak'ni-da). [Gk.arachnes, spider; 

 eidos, form.] = Spiders, scorpions, mites: 

 spider- like animals, mostly carnivorous, 

 forming a sub-division of Arthropoda: tho 

 body of each is divided into segments, having 

 articulated appendages; they breathe by 

 means of pulmonary sacs or simple lungs. 

 Arachnoda, ( ar-ak'no-da ). [Gk. arachnes, 

 spider; eidos, form.] Used by Burmeister to 

 include Myriapoda and Arachnidae. 

 Arachnodermaria, (a-rak-no-der-ma'ri-a). [Gk. 

 arachnes, spider; derma, skin.] Used by De 

 Blainville for Acalephse. 

 Arachnoid, (a-rak'noid). [Gk. arachne, spider's 

 web; eidos, form.] 1. A very thin mem- 

 braneous covering to the brain. 2. One of 

 the coats of the eye. 3. A fossil coral. 

 Arads= Araceae, q.v. 



Araeometer, (a-re-om'e-ter). [Gk. araios, thin; 

 metron, measure.] A variety of hydrometer 

 used to find the specific gravity of any fluid 

 or solid; but especially adapted to fluids less 

 dense than water. 

 Aragonite^Arragonite, q.v. 

 Arales, (a-ralez). [Aracese, q.v.] ' The lowest 

 flowering plants: with naked or petaloid 

 flowers=Duckweeds, bulrushes, &c., form- 

 ing a division of Endogens. 

 Araliacese, (a-ra-li-a'se-e). [Aralia, <?.t'.]=Ivy- 

 worts: herbs, shrubs, and trees: with green 

 pentamerous flowers, and many-celled fruits, 

 including the ivy and ginseng. 

 Aralia, (a-ra'li-a)=Ivy. 

 Aralise, (a-ra'li-e). [Arabia.* q.v.] Ivy-worts 



=Araliacea3, Ld. 

 Araneida, (ar-a-ni'da). [L. araneus, spider.] 



=Spiders: a division of Arachnida, q.v. 

 Araneiform, (a-ra'ni-form). [L.araneM5,spider; 

 forma, form.]=Spider-like. 

 Arar tree, (ar'ar). Of Barbary=Sandarach 

 tree; the gum of which is sandarach. 

 Araucanians, (a-raw-ka'ui-ans). A S. Ameri- 

 can race. 



Araucaria, (a-raw-kn'ri-a). [Araucania, in S. 

 America.] A pine-like tree of very large 

 size, found in Australia. 



Araucarites, (a-raw-ka-ri'tez). [Araucaria.] 

 Fossil remains of trees resembling the living 

 Araucari*, found iu Secondaiy rocks. 



