TAIL-WORTS 



320 



TAR 



Tail-worts=Triuridaoe. 



Talbotype, ( tal'bo-tlp ). [Mr. Talbot.] A 

 method of photography, in which the image 

 is taken on paper coated with iodide aud 

 nitrate of silver. 



Talc, (talk). (Talk, the German word.]= 

 =4MgO,5SiOa : a soft variety of silicate of 

 magnesium, crystallising in hexagons; a 

 mineral belonging to the Serpentine group. 



Talegalla, (tal-e-gal'la). A turkey-like bird, 

 found only in Australia aud the Indian 

 islands. 



Talitrus. A small crustacean, belonging to 

 Amphipoda. T. ioeu*a=Sund-bopper. 



Tallow, (tal'16). [Telg, the A.-S. word.] A 

 general term for solid oil or fat, especially of 

 the higher animals. Mineral T.=. Hatchet- 

 tite. a solid variety of bitumen. T. tree 

 = Pentadesnia butyracea; also = Stillingia 

 sebifera. 



Talpa, (tal'pa). [The Latin name.]=Mole: a 

 small insectivorous quadruped, the type of 

 Talpidae. has a long head, rudimentary eyes, 

 and short fore legs. 



Talpida, (tal'pi-de). 

 [Talpa, q.v.: Gk. 

 eidon, form. ] = 

 Moles: a sub-divi- 

 sion of Insectivora. 



Talus, (talus). [The 

 La tin word.] Ankle: 

 ankle-bone. 



Tamandua, (U-man'- 

 dd-a). [The Por- 

 tuguese name.] An 

 ant - eating quadruped 



jubata. 



Tamaricacess, (tam-a- 

 ri-k;Vse-). [Tama- 

 risk, <i.v.\ Tama- 

 risks : shrubs Mid 

 herbs, belonging to 

 Violales. 



Tamarin, (tam'a-rin). 

 = Midas rosalia: a 

 South American mon- 

 key. 



Tamarindus, ( tam-a- Silky Tmnarhx 

 rind'us). [Ar. tamarJnndi, Indian date.J 

 =Tamarind: a tree belong- 

 ing to Leguminacese. T. 

 Indiea = Indian date. 



Tamarisk, ( tarn ' a risk ) . 

 [Tamai-itcus, the Latin 

 name.] = Tamarix: a tree, 

 the type of Tamaricacete, 

 one variety of which gives 

 Mount Sinia manna. 



Tamping, ( tam'ping ). In Tamarind tree, 

 blasting, the filling up of the hole made in 

 boring, so that the force of the gunpowder, 

 etc., shall not escape. 



Tamus, (ti'mus)= Black bryony: a plant be- 

 longing to Dioscoreacete. 



Tan, (tan). [The French word.] The bark of 

 the oak, elm, &c., ground; used in tanning. 



Tanacetum, (tan-a-8e'tum)=Tansy : an herb 

 belonging to Asteraceae. 



Tanager, ( tan'a-jgr ) = RUamphocaelus pas- 



serini=Tanagra: a polygamous l>ii.l. i.f tro- 

 ]>icul America, having brilliantly-coloured 

 plumage. 



Tangent, (tan'jent). [L. tango, I touch.] In 

 any right-angled tri- 

 angle the tangent of 

 any one of the angles 

 is the ratio of the 

 Bide opposite to the 

 angle to the side join- 

 ing it with the right . e. Tangent 

 angle. T. compatt = T. galvanometer : a 

 mall magnetic needle in the centre of a 

 large copper hoop, in which A galvanic cur- 

 rent passing is measured by the tan 

 the angle through which the needle 

 fleeted. T. tailing, v. Sailing. 



Tangle*, (tang'lz). [Ger. tang, sea-weed. ] = 

 Algae, q.v. 



Tank- worms. A stage of the Guinea worm. 



Tannic acid, ( tan'nik ). [Tan, q.v.] 1.= 

 CjffHsaOir = Gallotannic acid = a substance 

 obtained from gall nuts, and used in tl.o 

 conversion of skins into leather. _'. A pi.,- 

 ral term for moritannic, japonic, imni'j- 

 tannic, and other varieties. 



Tannin, ( tan'nin ). [Tan, q.v.] (.'< 

 name for several varieties of the aatrinp-iit 

 principle found in oak bark, ic., ami u < .1 

 in tanning hides, and now called tannie 

 acid ; breaks up into glucose and gallic acid. 



Tanning, (tan'ning). [Tan, 9.1-.] The con- 

 version of animal skin into leather by the 

 combination of taunic acid with it. 



Tanrec, (tan'rek). Heraicentetes, q.v. 



Tansy, (Un'zi). [Tanairie, the French word.] 

 =1 Tanacetum : an herb belonging to As- 

 teracMfc 



Tantalum. Ibis : a family of birds belonging 

 toGrallatores. 



Tantalite, (tan'ta-llt). A mineral, from which 

 tantalum is obtained. 



Tantalum, (tan'ta-lum). [Tantalite, q.r.]=. 

 Ta: a rare metal, obtained from t;mtul.te; 

 formerly confounded with columbium. 



Tantalus, ( tan'ta-lus. ) A bini, resembling 

 the ibis, belonging to Scolopacidse. 



Tap. T. root : such as the roots of the pars- 

 nips, turnip, carrot, ic. 



Tape-woons=Ta5niada, q.v. 



Tapioca, (tap-i-6'ka). A variety of starch; 

 from roots of mandioc, jatropha, &c. 



Tapir, ( ta'pgr ). [ Tupyra, the Brazilian 

 name.] An animal 

 belonging to the Peris- 

 sodactyle division of 

 Ungulata; the last re- 

 presentative of an ex- 

 tensive Eocene group 

 of animals. 



Tapirinae, (tfi-pi-ri'ne). 

 [Tapir, q.v.] A group Tapir. 



of animals nearly extinct, the tapir being 

 the only existing representative. 



Tar, (tar). [Tent, the A.-S. word.] 1. Coal 

 T.: a black viscid resinous substance, ob- 

 tained from coal, and from which naphtha 



and pitch are separable. 2. Wood T.: ob- 

 tained by distillation of wood. 



