BUTTON 



OffiCILLE 



resembling two wings. B. weed=Asclepias 



tuberosa : an American plant. 

 Button. Used as a prefix. B. 'flower 



= Gomphia. B. tree = Conocarpus. B. 



weed Spermacoce. B. wood = Cephalan- 



thus. 

 Buttress, (but'tres). [Boutoir, the French 



name.] An external brick ..== 



or stone support to the wall 



of a building, or to a simple 



wall. Flying B. : connect- 

 ing two walls at a height 



from the ground. 

 Butyl, ( bu'til )=( C 4 H 9 ) 2 = 



Tetry], q.v. =Valyl : a hydro- 

 carbon radicle obtained 



from coal. 

 Butylactic acid, (bu-til-ak'- 



tik). [Butyl, q. v. ] =C 4 H 8 3 



=Oxybutyric acid. 

 Butylamine, (bu-til'a-mln). [Butyl and amine, 



.v.]=;NC4Hii : ammonia in which one atom 



of H is replaced by butyl. 

 Butylene, (bu'ti-len). [Butyl, ?.v.]=C 4 H 8 : 

 , a gaseous hydrocarbon, one of the ethyleiio 



Buttress. 



Butylic group, (bu-til'ik). [Butyl, q.v.]= 

 Tetry lie group, q.v. : of organic substances. 



Butyric acid, (bu-ti'rik). [L. butyrum, butter.] 

 =C4H 8 O 2 : a volatile corrosive acid liquid 

 found in butter, sugar, &c. B. ether=C<,H 5 . 

 ; an, odorous liquid. 



B. series of organic substances comprises 



Butyric, Propylic, and Pyrotartaric groups. 

 Butyrine, (bu'ti-rm). [L. butyrum, butter.] 



=Butyrin : a principle found in butter. 

 Butyrone, (bu'ti-ron). [Butyric acid, q.v.]= 



076140 : the ketone of the butyric series. 

 Butyryl, (bu'ti-ril). [Butyric acid, q.v.]= 



C 4 H 7 : an organic radicle obtained from 



butter, the radicle of butyric acid. 

 Buxine, (buk'sin). [Buxus, q.v.] Anorganic 



base obtained from the box plant. 

 Buxus, (buk'sus). [Gk. pyxos, dense.]=Box : 



an evergreen shrub or tree, with very hard 



wood, belonging to Euphorbiacese. 

 Buzzard, (buz'erd). [L. buteo, falcon or hawk.] 



=Buteo : a bird of the hawk kind. 

 Byrgius, In moon, q.v. 

 Byrrhidae, (ber'hi-de)=Pill beetles : a family 



of beetles belonging to Necrophagos. 

 Byssaceae, (bis-sa'se-e). [Byssus (2), q.v.] A 



name proposed for fungi found in damp cel- 



Byssus, (bis'sus). [Gk. byssos, flax.] 1. 

 Threads by which some molluscs, as mus- 

 sels, attach themselves to rocks, &c. 2. A 

 fungus. 



Byttneriaceae, (bit-ner-i-a'se-e). [Herr Butt- 

 ner.]=Byttneriads : Cocoa, &c. : trees and 

 shrubs, usually hairy, belonging to Malvales. 



Byzantine architecture, (biz-an'tin). Com- 

 mon in middle ages for buildings of the 

 Greek Church. 



c. 



Cabbage, (kab'aj). [Cabus, the French name.] 

 =Brassica, q.v. C. butterjly=P\.&cis brassiere 

 C.TOoA=Mamestra brassicse. C.palm=A.reca.. 



Cabochon, [F. caboche, head.] A method of 

 cutting gems. 



Cabocle. A mineral somewhat resembling 

 red jasper. 



Cabombacese,(ka-bom-ba'se-e)=Watersliields: 

 aquatic plants, with floating shield-shaped 

 leaves, belonging to Nymphales. 



Cacao, (ka-ka'o). [Cacauatl, the Mexican 

 name.] The chocolate tree. Wild C.= 

 Herrania purpurea. Cultivated (7.=Theo- 

 broma cacao. 



Cachalot, (kash'a-lot). [Cachalote, the Span- 

 ish name.]=Physeter=Sperm whale, q.v. 



Cacholong, (kash'o-long). A white opaque va- 

 riety of opal, also called mother-of-pearl opaL 



Cachutic acid^Catechu-tannic acid. 



Cacodyl, (kak'o-dil). [Gk. kakos, bad; odme, 

 smell.]=Kd=Arsendimethyl AsC 2 H 6 : the 

 base of alkarsin, a heavy, foetid, fuming 

 liquid, which inflames spontaneously in the 

 presence of oxygen. 



Cactacese, (kak-ta'se-5). [Cactus, 9 .i>.]=Cacti: 

 Indian figs: succulent shrubs, often prickly, 

 with angular stems and fleshy leaves, if any; 

 very short-lived flowers and succulent fruit; 



belonging to Cactales. 

 Cactales, (k 



s, (kak-ta'lez). [Cactus, %.v.] A prim- 



Cactus. 



ary division of Epigynous exogens, with 

 dichlamydeous polypetalous flowers. 



Cactus, (kak'tus). [Gk. kaktos, a prickly 

 plant.]=Melon thistle: 

 the typical plant of 

 Cactacese; 



Caddis-flies, (kad'dis)= 

 PhryganesR; insects be- 

 longing to Neuroptera; 

 also called Trichoptera. 

 C. shrimp=Cerapus tu- 

 bularis; a small crusta- 

 cean animal. 



Cadet's fuming liquor = 

 Alkarsin r=Kakodyl ox- 

 ide = Kd 2 : a spontaneously inflammable 

 liquid with very poisonous vapour. 



Cadmium, (kad'mi-um), [Cadmia, the Latin 

 name for the ore.]=Cd"; one of the mag- 

 nesian metals; a white, soft, tin-like metal. 



Caducibranchiate, (ka-du-si-brang'ki-at). [Ca- 

 ducous and branchiae, q.v. ] Amphibious 

 animals, such as frogs, whose gills are not 

 permanent. 



Caducous, (ka-du'kus). [L. caducus, fal- 

 ling.] =Falling off rapidly. 



Caeca. Plural of Cascum, q.v. 



Cseciliadae, (se-sil-i'a-de). [Csecilise, g.v.]= 

 Gymnophiona, q.v. 



Csecilise, (se-sil'i-e). [L. cceciis, blind.]=:Gym- 



