VES- 



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VIC- 



vesicular (vgsik'ular) a. [L. vesicula, 

 small bladder.] Composed of or 

 marked by the presence of vesicle- 

 like cavities (bot., zool.}. 

 vesicular gland, a gland in the 

 tissue underlying the epidermis in 

 plants and containing essential 

 oils (tot.). 



vesiculase (vgslk'ulas) n. [L. vesicula, 

 small bladder.] An enzyme from 

 the secretion of the prostate gland, 

 which is capable of coagulating 

 the contents of the seminal vesicles 

 (phys.}. 



vespertine (vgs'pSrtin) a. [L. vesper, 

 evening star.] Blossoming in the 

 evening (bot.} ; crepuscular (zool.}. 



vespold (vfis'poid) a. [L. vespa, 

 wasp ; Gk. eidos, like.] Wasp-like 

 (zool.}. 



vessel (v6s'6l) n. [L. vescellum, dim. 

 ofvasculum, vessel.] Any tube or 

 canal with properly defined walls 

 in which fluids, such as blood, 

 lymph, etc., circulate (anat.} ; a 

 continuous tube formed by the 

 superposition of numerous cells 

 (bot.}. 



vestibular (vgstib'ular) a. [L. ves- 

 tibulum, a passage.] Pert, a 

 vestibule ; appl. artery, bulb, fissure, 

 gland, etc. (anat.}. 



vestibulate (vfistlb'ulat) a. [L.- ves- 

 tibulum, a passage.] In the form 

 of a passage between two channels 

 (biol.} ; resembling a vestibule. 



vestibule (vgs'tibul) n. [L. vestibulum, 

 passage.] A cavity leading into 

 another cavity or passage, as the 

 cavity of the ear-labyrinth ; the 

 space between the labia minora 

 containing the opening of the 

 urethra ; the portion of the ventricle 

 directly below the opening of the 

 aortic arch ; the cavity leading to 

 the larynx ; the nasal cavity (anat.} ; 

 the posterior chamber of a bird's 

 cloaca ; a small tubular or grooved 

 depression leading to the mouth in 

 most Infusorians ; the space within - 

 the circle of tentacles in endo- 

 proctan Polyzoans (zool.}. 



vestibulum, see vestibule. 



vestige (vgs'tij) n. [L. vestigium, a 

 trace.] A small degenerate or 

 imperfectly developed organ or 

 part which may have been complete 



and functional in some ancestor 

 (biol.}. 



vestigial (vgstlj'ial) a. [L. vestigium, 

 trace.] Small and imperfectly 

 developed (biol.}. 



vestiture (vgs'titur) n. [L. vestis, 

 garment.] A body covering, as of 

 scales, feathers, etc. (zool.}. 

 veterinary (vgt'grinari) a. [L. 

 veterinarius, pert, beast of burden.] 

 Pert, art of treating the diseases of 

 animals (zoo/.). 



vexillary (vgk'sTlari, vgksil'arl) a. [L. 

 vexillum, standard.] Pert, a vexil- 

 lum ; appl. a type of aestivation in 

 which the upper petal is folded 

 over the others (bot.\ 

 vexillate (vgk'silat) a. [L. vexillum, 



standard.] Bearing a vexillum. 



vexillum (vgk'sllum, vgksil'um) n. 



[L. vexillum, standard.] The upper 



petal in a papilionaceous flower 



(bot.} ; the vane of a feather (zool.). 



via (vfa, ve'a) n. [L. via, way.] A 



way or passage (anat.}. 

 vibracula (vibrak'ula) n. plu. [L. 

 vibraculum, whip.] The movable 

 whip-like organs, supposed to be 

 modified zooids for defensive pur- 

 poses, found on the Polyzoa (zool.}. 

 vibracularium (vibrak'ula'rlum), the 



vibracula. 



vibratile (vlb'r&til) a. [L. vibrare, 

 to quiver.] Oscillating ; appl. 

 antennae of Insects (zool.}. 

 vibratile corpuscles, corpuscles 

 closely resembling sperms found 

 in the coelomic fluid of Star-fish 

 (zool.}. 



vibrioid (vlb'rfoid) a. [L. vibrare, 

 to quiver ; eidos, like!] Like a 

 vibno, a bacterium with thread-like 

 appendages and a vibratory motion 

 (bot.}. 



vibrioid body, a slender cylindrical 

 body found in the superficial layer 

 of many Algae and Fungi (bot.}. 

 vibrissa (vlbris'a) n., vlbrissae 

 (vibrIs'e)//. [L. vibrissa, a nostril 

 hair.] A hair growing on the 

 nostril or face of animals, the 

 whiskers of the cat, etc., acting 

 often as organs of touch (zool.}. 

 vicinism (vis'Inlzm) n. [L. vicinus, 

 neighbour.] The tendency to 

 variation due to the proximity of 

 related forms (biol.}. 



