GLOSSARY. 



AduTterate (Lat. ad, to ; alter, the 

 other). To corrupt or make im- 

 pure by an admixture of materials 

 of inferior quality. 



Adus'tion (Lat. ad, to ; uro, I burn). 

 A burning or heating to dryness. 



Adventitious (Lat. ad, to; venio, I 

 come). Coming accidentally, or 

 out of place. 



Adynamlc(Gr. a, a, not; Swapis, du'- 

 namis, power). Without power ; 

 applied to invalids, in which there 

 is diminution of the powers of life 

 to resist the disease. 



.ffigoph'ony (Gr. ou, aix, a goat ; 

 Qwvil, phone, voice). In medicine, 

 a peculiar trembling sound of the 

 voice as heard through the chest in 

 some diseased states, resembling 

 the bleating of a goat. 



A'erated (Lat. aer, the air). Charged 

 with air ; applied to waters charged 

 with carbonic acid gas. 



Aera'tion (Lat. aer, the air). The 

 art of charging with air or gas ; 

 or of exposing soils to the action of 

 the air. 



Ae'rial (Lat. aer, the air). Belong- 

 ing to, or consisting of air. 



A'erifbrm. (Lab. aer, the air; forma, 

 shape). Resembling air. 



Aerodynamics (Gr. drjp, aer, air; 

 Swafiis, du'namis, power). The 

 science of the mechanical effects of 

 air in motion. 



A'erolite (Gr. di)p, aer, air; XtOos, 

 lithos, a stone). A meteoric stone ; 

 a mineral mass which falls through 

 the air. 



Aerol'ogy (Gr. dyp, aer, air; \oyos, 

 logos, a word or description). A 

 description of the air. 



Aerom'eter (Gr. drip, aer, air ; fjLerpov, 

 metron, a measure). An instru- 

 ment for ascertaining the weight of 

 air, or the bulk of gases. 



Aerom'etry (Gr. drjp, aer, air ; fierpov, 

 metron, a measure). The science 

 of measuring air. 



A'eronaut (Gr. drjp, aer, air ; vavrrfs, 

 nautes, a sailor). One who sails 

 in the air by means of a balloon. 



Aeropho'bia (Gr. arip, aer, air ; Qoftos, 

 pkolos, fear). A dread of air. 



A'erophyte (Gr. <% aer, air; Qvu, 



phuo, I grow). A plant which lives 

 in air. 



Aerostatics (Gr. dijp, aer, air ; 10^1*1, 

 histemi, I weigh). The science 

 which describes the properties of 

 air at rest. 



.Esthetics (Gr. alcrdavo/aai, aisthan'o- 

 mai, I perceive). The science of 

 sensation, or of the cause of mental 

 pleasure and pain derivable from 

 observing the works of nature and 

 art. 



.Estivation. See Estivation. 



Affection (Lat. ad, to; facio, I 

 make). A disposition ; used in 

 medicine in the same sense as 

 disease. 



Afferent (Lat. ad, to;/m>, I bring). 

 Bringing to. 



Affinity (Lat. a/i'nis, near to, or 

 bordering on). Relationship ; an 

 agreement in most essential charac- 

 ters ; disposition to unite, so as to 

 form a new substance. 



Afflux (Lat. ad, to ; fluo, I flow). A 

 flowing towards. 



Affusion (Lat. ad, to ; fundo, I pour). 

 A pouring on. 



After-damp. A gas emitted in coal- 

 mines, very fatal to life ; choke- 

 damp or carbonic acid. 



Ag'axnous (Gr. a, a, not ; yaftos, ga- 

 mos, marriage). A term applied 

 to cryptogamic plants, or those 

 which appear to have no distinction 

 of sexes. 



Agas'tric (Gr. a, a, not; yao-rrip, 

 gaster, a stomach). Without a 

 stomach or intestines. 



Agglomerate (Lat. ad, to; glomus, 

 a roll of yarn or thread). To col- 

 lect together like thread on a ball. 



Agglu'tinant (Lat. ad, to; gluten, 

 glue) . Fastening together like glue. 



Agglu'tinate (Lat. ad, to; gluten, 

 glue). To fasten together like glue. 



Ag'gregate (Lat. ad, to ; grex, a 

 herd). To collect together into a 

 mass ; collected together. 



Aggregation (Lat. ad, to; grex, a 

 herd). A collection ; the act of 

 collecting together into a mass. 



Agonic (Gr. d, a, not ; ya via, gonia, 

 an angle). Without an angle : ap- 

 plied to two lines on the surface of 



