BARRACUDA 



BASILICA 



masted vessel ; used also for any small 

 vessel. 



Barracuda=Sphyrsena, q.v. \ a fish. 



Barren- wort. [Said to cause sterility.] = 

 Epimedium alpinum. 



Barrier reefs=Coral reefs parallel to a coast, 

 but often many miles distant. 



Barringtoniacese, (bar-ring-to-ni-a'se-e). [Mr. 

 Barrington. ] = Barringtoniads : tropical 

 shrubs and trees, with pulpy fruit, belonging 

 to Grossales. 



Barris, (bar'ris). A common name for the 

 mandrill and the chimpanzee. 



Barrow, (bar'ro). [A.-S. beonj, hill.] A heap 

 of stones forming a raised grave. 



Barsowite, ( bar'so-wit ). [Barsowska river, 

 Ural Mountains.] A white mineral, chiefly 

 silicate of calcium and aluminium. 



Bartizan, (bar-ti-zanO. [The French word.] A 

 small projecting turret, at the corner of a 

 building. 



Bartling's classification of plants, made 1800. 

 Cellular: Homonemeous=Alge and lichens, 

 &c. ; Heteronemeous = Mosses. Vascular: 

 Cryptogamic = Ferns, &c. ; Phaneroganiic= 

 Flowering plants. 



Barton beds, (bar'ton). [Barton, in Hamp- 

 shire.] = Upper Bagshot: the lowest of tho 

 Upper Eocene strata. 



Barton's buttons. [Mr. Barlpn, the maker.] 

 Steel buttons having the surface engraved 

 with very fine lines, so as to refract light in 

 an ornamental manner. 



Earwood, ( barSvood ) = Camwood : a wood 

 used in dyeing, coloured red by santolin. 



Barystrontianite, ( ba - ri - stron ' shi - an - it ). 

 [Barytes and Strontia, q.v.] = Stromnite : a 

 mineral containing carbonate of strontium 

 nnd sulphate of barium. 



Baryta, ( ba-ri'ta ). [Barium, q.v.] = Baric 

 oxide BaO: the protoxide of barium, found 

 in crystalline and earthy forms, used in manu- 

 facture of paint, &c.; also called barytes. 



Barytes, (ba-ri'tez). [Barium, q.v.] = Heavy 

 spar=Native sulphate of barium =BaSO 4 : a 

 crystalline mineral, poisonous, used in mak- 

 ing paint: also used as=Baryta. 



Barytine, (ba-ri'tin). [Barium, q. v.]=Barytes, 

 q.v. 



Baryto-calcite, (ba-ri'to-kal'sit):=:Alstonite: a 

 mineral, chiefly carbonite of calcium and 

 barium. 



Barytophyllite, (ba-ri-to-finit)=Chloritoide : 

 a silicate of alumina and iron. 



Barytum, (ba-ri'tum). [Barytes, q.v.] Some- 

 times used for barium. 



Basalt, (ba-sawlf). [Basaltes, the Latin 

 name.] A compact 

 amorphous igneous 

 rock,of which silica, 

 in the forms of au- 

 gite and felspar, is 

 the chief constitu- 

 ent, and which has 

 usually cooled in 

 columns: a variety 

 of trappean rocks. Basalt. 



Basaltine, (ba-sawl'tin). [Basalt, q.v,]=Crys- 

 tallisedhomblonde:aniinuralfouudin basalt. 



Basalts, (ba-sawltz'). [Basalt, q.v.] A divi- 

 sion of trappean or volcanic rocks, contain- 

 ing more lime and magnesia and less silica 

 than the others. 



Basanite, (baz'a-nit). [Gk. basanos, touch- 

 stone.] = Lydian stone: chiefly a silicate of 

 lime, magnesia, &c. ; a variety of jasper. 



Bascanion, (bas-ka'ni-on). A snake belonging 

 to Viperina. B. constrictor=Bla,ck snake. 



Base, (bas). [Gk. basis, foundation.] 1. The 

 lowest, fundamental portion, as of a column, 

 &c. 2. The principal line of a survey, to 

 which the others are referred. 3. A com- 

 pound, relatively electro-positive, substance, 

 which will combine with an acid so as to 

 form a salt. Ammonia bases: volatile; re- 

 sembling ammonia in character. Ammo- 

 nium bases: non-volatile; resembling caustic 

 potash in character. Bases of organic origin 

 =Organic alkalies=Alkaloids. 



Base broom. [Used as a base in dyeing. ]= 

 Genista humilis=Genista tinctoria. 



Base rocket. [Used as a base in dyeing. ]= 

 Reseda lutea: a variety of mignonette. 



Basellaceae, ( ba-sel-lii'se-e ). [Basella, tho 

 Malabar name.]=Basellads: climbing herbs 

 and shrubs, usually succulent, belonging to 

 Ficoidales. 



Basi-branchials, ( ba-si-brangTd-alz. ) [Base 

 and Branchial, q.v.] Series of pieces to which, 

 the branchial arches are attached. 



Basic, (ba'sik). [Base, q.v.] Having the pro- 

 perties of a base; able to combine with aa 

 acid to form a salt. 



Basic group =Dycrasite group, q.v. 



Basic-hydrogen. The hydrogen contained in 

 an acid which is readily replaced by a metal 

 or basylous radicle. 



Basic salts=Sub-salts: in which the propor- 

 tion of the base is greater than that of the 

 acid, the excess being attached as water of 

 crystallization is. 



Basi-cranial axis of tho skull. A line drawn 

 from the upper surface of the sphenoid to 

 the anterior margin of the foramen magnum. 



Basicity, (ba-sis'i-ti). [Base, q.v.] The power 

 of an acid, or electro-negative, constituent of 

 a salt to combine with a base: measured by 

 the numbers of atoms of basic hydrogen, q.v. 



Basidia, ( ba-sid'i-a ) = Sporpphores : minute 

 stalks supporting spores, in ferns, &c, . 

 spores, the spores on basidia. 



Basidium, (bu-sid'i-um). Singular of Basidia, 

 q.v. 



Basifacial axis, ( ba-si-fa'si-al ). [Base and 

 facial.] A line drawn from the sphenoid to 

 the alveolar margin of the maxilla. 



Basi-hyal, (ba-si-hi'al). [Base and Hyal, q.v.] 

 The body of the hyoid bone; in man, a small 

 bone beneath the tongue. 



Basil, (baz'il). [Gk. basilikos, royal.] l.=Ocy- 

 mum basilicum: an aromatic herb. 2. Wild 

 B. = Calamintha cliuopodium. 3. Tanned 

 sheepskin. 



Basilar, (baz'i-lar). [Base, q.v.] Belonging 

 to a base. B. artery, formed by the union of 

 two vertebral arteries, which serve the brain. 

 B. region, the lowest part of the skull. 



Basilica, (ba-siTik-u), [Gk. l)asilike.\ Pro- 



