198 



GLOSSARY. 



plane of the horizon ; standing up- 

 right ; in geometry, applied to the 

 opposite angles made by the inter- 

 section of two straight lines ; in 

 astronomy, to a circle passing 

 through the zenith and the nadir, 

 at rkht angles to the meridian. 



Verticil (Lat. rerticiUlus, a pin or 

 peg). In botany, a whorl, or form 

 of inflorescence, in which the 

 flowers surround the stem in a 

 kind of ring, on the same plane. 



Verticillate ( Ver'ticil). Having parts 

 arranged in a whorl, or verticil. 



Vertig'inous ( Verti'go ). Turning 

 round ; giddy. 



Verti'go (Lat. verto, I turn). Giddi- 

 ness. 



Ves'icant (Lat. vesi'ca, a bladder). 

 Producing a blister. 



Vesicate (Lat. vesi'ca, a bladder). 

 To produce a blister. 



Vesicatory (Lat. vesi'ca, a bladder). 

 Having the property of raising 

 blisters. 



Vesicle (Lat. vesic'ula, a small blad- 

 der). A small blister ; any small 

 membranous cavity in plants or 

 animals. 



Vesic'ular (Lat. vesic'ula, a little 

 bladder). Belonging to or having 

 vesicles or little bladders. 



Vessel (Lat. vas). In anatomy, any 

 tube in which the blood or other 

 fluid is formed or conveyed ; in 

 botany, a tube with closed ends. 



Vexillary (L&t.vexil'lum, a standard). 

 In botany, a form of aestivation in 

 which the vexillum, or upper 

 petal, is folded over the other. 



Vexillum (Lat. a standard). In 

 botany, the upper petal of a papi- 

 lionaceous flower. 



Via Lac'tea (Lat. the milky way). In 

 astronomy, the galaxy or Milky 

 Way, a region of the heavens pre- 

 senting a whitish nebulous light, 

 but consisting of innumerable stars 

 crowded together. 



Vi'able (Fr. vie, life ; from Lat. vivo, 

 I live). Capable of living. 



Vi'aduct (Lat. via, a way; duco, I 

 lead). An extensive bridge or series 

 of arches for the purpose of con- 

 ducting a road above the level of a 



ground in crossing a valley, or 

 wherever it may be necessary to 

 raise the road above the natural 

 surface of the ground. 



Viatec'ture (Lat. via, a way ; Gr. 

 reKrcav, tekton, a builder). The 

 art of constructing roads, &c. ; 

 civil engineering. 



Vibrate (Lat. vi'bro, I brandish). To 

 swing or move to and fro. 



Vi'bratile (ri'brate). Used for the 

 motion of swinging to and fro. 



Vibra'tion (Lat. vi'bro, I brandish). 

 The act of moving to and fro 

 quickly ; in mechanics, the regular 

 swinging motion of a suspended 

 body, as a pendulum ; in physics, 

 the tremulous motion produced in 

 a body when it is struck or dis- 

 turbed by any impulse, by which 

 waves or undulations are pro- 

 duced. 



Vi'bratory ( Vibrate). Having a vi- 

 bratory motion. 



Vib'rio (Lat. vibro, I shake). A name 

 given to certain minute thread-like 

 animalcules sometimes found in 

 fluids. 



Vibris'sae. The stiff hairs which grow 

 within the nostrils. 



Villi (Lat. villus, wool or hair). In 

 anatomy, minute projections from 

 the surface of a mucous membrane, 

 giving the appearance of the nap of 

 cloth ; in botany, long, straight, 

 soft hairs on the surface of a plant. 



Villoslty (Lat. villus, wool or hair). 

 The condition of being covered with 

 villi. 



Villous (Lat villus, wool or hair). 

 Having a covering resembling hair 

 or wool, or the nap of velvet or 

 cloth. 



Vina'ceous (Lat. vinum, wine). Per- 

 taining to wine or grapes. 



Vin'culum (Lat. from vin'cio, I 

 bind). A bond or tie ; in algebra, 

 a line drawn over an expression 

 consisting of several terms, to show 

 that they are to be taken together. 



Vi'nous (Lat. vi'num, wine). Be- 

 longing to, or having the quality of 

 wine ; applied to the process of 

 fermentation which produces al- 

 cohol. 





