TIB- 



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TOT- 



tibia (tib'ia) n. [L. tibia, a pipe, 

 flute.] The inner and larger of the 

 leg-bones between knee and ankle ; 

 the joint of an insect leg between 

 femur and tarsus (zoo/.). 



tibial (tib'fal) a. [L. tibia, pipe.] 

 Pert, or in the region of the tibia 

 (ana/., zoo/.). 



tibioflbula (tlb'ioflb'ula) n. [L. tibia, 

 flute ; fibula, a buckle.] The bone 

 formed when tibia and fibula are 

 fused, as in the Frog (zool.). 



tibioflbular (tlb'ioflb'ular) a. [L. 

 tibia, flute ; fibula, buckle.] Pert. 

 tibia and fibula ; appl. articulation, 

 syndesmosis (anat.). 



tibiotarsal (tib'Iotar'sal) a. [L. tibia, 

 a flute ; Gk. tarsos, sole of foot.] 

 Pert, tibia and tarsus ; pert, or in 

 the region of the tibiotarsus (zoo/.). 



tibiotarsus (tib'Iotar'sus) n. [L. tibia, 

 flute ; Gk. tarsos, sole of foot.] The 

 tibial bone of Birds to which the 

 proximal tarsals are fused (zoo/.). 



Tiedemann's (te'dmanz) vesicles, 

 small rounded glandular chambered 

 bodies at the neck of the Polian 

 vesicles ; the racemose vesicles of 

 Asteroidea (zoo/.). 



tigellum (tijeTum) n. [F. tige, a 

 stem.] The central embryonic axis, 

 consisting of radicle and plumule 

 (bot.). 



tissue (tls'ii, tish'u) n. [F. tissu, 

 woven.] The fundamental structure 

 of which animal and plant organs 

 are composed. See adipose, areo- 

 lar, collenchyma, connective, cork, 

 elastic, fibrous, lymphoid, mucous, 

 muscular, nervous, parenchyma, 

 reticular, sclerenchyma, sieve, 

 tracheal, vascular (biol.). 



tokocytes (to'kosits) n. plu. [Gk. 

 tokos, production ; kytos, hollow.] 

 Reproductive cells of Sponges 

 (zoo/.). 



tomentose (tomgn'tos) a. [L. tomen- 

 tum, stuffing.] Covered closely 

 with matted hairs, as a leaf (dot.). 



tomentum (tomfin'tum) n. [L. tomen- 

 tum, stuffing.] The closely matted 

 hair on leaves or stems (bot.). 



tongue (tung) n. [A.S. tunge, tongue.] 

 An organ on the floor of the mouth, 

 usually movable and protrusible ; 

 any tongue-like structure, as a 

 radula, a ligula (biol.). 



tonoplast (tonoplast) n. [Gk. tones, 

 tension ; plastos, modelled.] A 

 plastid with distinct vacuole walls 

 (biol.). 



tonsil (ton'sil) n. [L. tonsilla, a tonsil.] 

 One of paired aggregations of 

 lymphoid tissue near the tongue 

 base (anat.). 



tonus (to'nus) n. [Gk. tonos, tension.] 

 Tonicity, or condition of being 

 slightly stretched, as of muscles 

 (Phys.). 



tooth, see teeth. 



topotype (top'otlp) n. [Gk. topos, 

 place ; typos, a figure.] A specimen 

 from the locality of the original 

 type (biol.). 



tornaria (torna'ria) n. [L. tornare, 

 to turn.] The free larval stage in 

 the development of Balanoglossida 

 (zoo/.). 



tornote (tor'not) a. [L. tornare, to 

 turn.] With blunt extremities, as 

 a spicule (zoo/.). 



torose (to'ros) a. [L. torus, a swelling.] 

 Having fleshy swellings ; knobbed 

 (bot.). 



torques (tor'kwez) n. [L. torquere, 

 to twist.] A necklace-like arrange- 

 ment of fur, feathers, or the like 

 (zool.\ 



torsion (tor'shun) . [L. torquere, to 

 twist.] The twisting round of a 

 gastropod body as it develops 

 (zool.). 



torticone (tor'tikon) n. [L. torquere, 

 to twist ; conus, a cone.] A turreted, 

 spirally-twisted shell (zool.). 



torula condition, the yeast-like 

 isolated cells resulting from growth 

 of blue mould conidia in saccharine 

 solution (bot.). 



torulose (tor'ulos) a. [L. torus, a 

 swelling.] Having small swellings 

 (bot.). 



torulus (t&r'ulus) n. [L. torulus, a 

 small swelling.] The insect antenna 

 insertion socket (zool.). 



torus (to'riis) n. [L. torus, a swelling.] 

 The axis bearing the floral leaves ; 

 the thickened side of a bordered 

 pit (bot.) ; a firm prominence or a 

 marginal fold or ridge (anat.) ; a 

 ridge bearing uncini in Polychaeta 

 (zool.). 



totipalmate (to'tTpal'mat) a. [L. totus, 

 all : palma, palm of the hand.] 



