GLOSSARY. 



in winter and summer at which the 

 centre of the disc of the sun passes 

 through the solstitial points, or the 

 points in the ecliptic, midway 

 between the equatorial points, and 

 most distant from the celestial 

 equator. 



Solstit'ial (Lat. sol, the sun ; sto, I 

 stand). Belonging to the solstice. 



Solubility (Lat. solvo, I melt). The 

 property of being dissolved or 

 melted in fluid. 



Soluble (Lat. solvo, I melt). Capable 

 of being dissolved or melted in a 

 fluid. 



Solu'tion (Lat. solvo, I melt). The 

 act of separating the parts of any 

 body ; in chemistry, the melting of 

 one substance in another in such 

 way that the latter is not rendered 

 opaque thereby ; in mathematics, 

 the finding an answer to any ques- 

 tion, or the answer found. 



Sol'vent (Lat. solvo, I melt). Any 

 fluid or substance which renders 

 other bodies liquid. 



Somat'ic (Gr. o-oi/ia, sdma, the body). 

 Belonging to the body. 



Somatol'ogy (Gr. rro^a, soma, a body ; 

 \oyos, logos, description). The 

 doctrine of bodies or material sub- 

 stance. 



Somnaxn'bulism (Lat. som'nus, sleej' : 

 am'bulo, I walk). A walking in 

 sleep. 



Somniferous (Lat. som'nus, sleep ; 

 fer'o, I bring). Producing sleep. 



Somnif ic (Lat. som'nus, sleep ; fac'io, 

 I make). Causing sleep. 



Som'nolence (Lat. som'nus, sleep). 

 Drowsiness. 



Som'nolent (Lat. som'nus, sleep). 

 Drowsy. 



Soniferous (Lat. sonus, sound ; fer'o, 

 I bear). Conveying sound. 



Sonom'eter (Lat. sonus, sound ; Gr. 

 /uieTpov, met'ron, measure). An 

 instrument for measuring sounds or 

 the intervals of sounds ; an appa- 

 ratus for illustrating the pheno- 

 mena exhibited by sonorous bodies. 



Sonorif ic (Lat. sonor, a loud sound ; 

 fac'io, I make). Producing sound. 



Sono'rous (Lat. sonus, sound). Giving 

 sound : sonorous figures, the figures 



which are formed by nodal lines, as 

 when a disc of glass or metal 

 covered with fine sand is thrown 

 into musical vibrations. 



Sophism (Gr. O-OQUT/JLO, sophis'ma, a 

 cunning contrivance). An argu- 

 ment in which the conclusion is not 

 justly deduced from the premises. 



Soporiferous (Lat. so'por, sound 

 sleep ; fer'o, I produce). Pro- 

 ducing sleep. 



Soporific (Lat. so'por, sleep ; fac'io, 

 I make). Causing sleep. 



Sorbefaclent (Lat. sor'beo, I sup up ; 

 fac'io, I make). Producing ab- 

 sorption. 



Sori'tes (Gr. <raipos, Soros, a heap). 

 In logic, an abridged form of a 

 series of syllogisms ; or a series 

 of propositions linked, so that 

 the predicate of each one becomes 

 the next subject, the conclusion 

 being formed by joining the first 

 subject and the last predicate. 



Soro'sis (Gr. crcapos, so'ros, a heap). 

 A kind of fleshy fruit formed by 

 the consolidation together of many 

 flowers, seed-vessels, and recepta- 

 cles ; as the pine-apple. 



Spa'dix (Lat.). In botany, a form of 

 inflorescence in which the flowers 

 are closely arranged round a thick 

 fleshy axis, and the whole wrapped 

 in a large leaf called a spathe ; as 

 in the arum or wake-robin. 



Spar. In geology, a term applied to 

 crystals or minerals which break 

 up into regularly shaped forms with 

 smooth clearage-faces. 



Spasm (Gr. <nraw, spa'o, I draw). An 

 abnormal involuntary contraction 

 of one or more muscles or muscular 

 fibres. 



Spasmodic (Gr. (nra<rfj.os, spas'mos, 

 spasm ; tiSos, ei'dos, form). Resem- 

 bling spasm ; consisting in spasm. 



Spas'tic (Gr. ffiraw, spa'o, I draw). 

 Having the power of drawing to or 

 from ; applied to muscular con- 

 tractions in disease. 



Spatha'ceous (Spathe). Having the 

 appearance and consistence of a 

 spathe. 



Spathe (Gr. <nra0Tj, spathe, a broad 

 blade). A large membranous bract 



