I N C 



C 127 ] 



I N F 



swollen at one portion of its length ; 

 rounded and somewhat swollen. 

 INCRASSA'TION. The act of thickening ; 



the state of growing thick. 

 INCREMENT, (incrementum, Lat.) In- 

 crease ; matter added. 

 INCRESCENT, (increscens, Lat.) Increas- 

 ing ; growing larger. 



INCRUSTA'TION. (incrustafio, Lat. in- 

 crustation, Fr. incrostatura, It.) An 

 adherent covering ; something superin- 

 duced ; a coating of siliceous matter. 

 INCUBA'TION. (incubatio, Lat. incubation, 

 Fr.) The act of sitting upon eggs for 

 the purpose of hatching them. 

 INCU'RVATE. (incurvo, Lat.) To bend; 



to make crooked. 

 INCURVA'TION. A state of bending or 



crookedness. 



INDECI'DUOUS. (from in and deciduus, 

 Lat.) Not falling off; not shed, as the 

 leaves of trees, but evergreen. 

 INDECOMPO'SABLE. That cannot be de- 

 composed, or resolved, into its primary 

 elements or constituent parts. 

 I'NDIANITE. A whitish or grey mineral, 

 brought from the Carnatic, found in 

 masses, of a foliated structure, and hav- 

 ing a shining lustre. 



I'NDICOLITE. (from indigo, and \iQoc,, 

 Gr.) An indigo-coloured mineral found 

 in Sweden. It occurs crystallized, and 

 is considered a variety of shorl. 

 INDI'GENOUS. (indigena, Lat. indigene, 

 Fr.) Native to a country ; originally 

 born, or produced, in a particular coun 

 try. The term is more usually applied 

 to plants than animals ; thus plants, the 

 natural produce of any particular coun- 

 try, are said to be indigenous to that 

 country. 



INDU'CTION. (inductio, Lat. induction 

 Fr. induzione, It.) A consequence drawn 

 from several propositions or principles 

 first laid down ; reasoning from particu- 

 lars to generals, as when from severa 

 particular propositions we infer one ge- 

 neral. The process by which a new 

 principle is collected from an assemblage 

 of facts, has been termed induction. 

 INDU'CTIVE PHILOSOPHY. A science which 

 ascends from particular facts to genera 

 principles, and then descends again from 

 these general principles to particular ap- 

 plications and exemplifications. 

 INDU'CTIVE REASONING. That kind o 

 philosophic reasoning which ascends from 

 particular facts to general principles, an 

 then descends again from these genera 

 principles to particular applications an 

 exemplifications. 

 I'NDURATED. (induratus, from induro 



Lat.) Hardened. 

 INDURA'TION. (induratio, Lat.) The stat 

 of growing hard ; the act of hardening 



NDU'SIA. (indusia, Lat.) The case or 

 covering of certain larvae ; generally used 

 plurally, indusia. 



NDU'SIAL. Composed of indusise ; con- 

 taining indusise. Mr. Lyell states, 

 "there is another remarkable form of 

 fresh-water limestone in Auvergne, called 

 indusial, from the cases, or indusise, of 

 the larvse of Phrygania, great heaps of 

 which have been encrusted, as they lay, 

 by hard travertin, and formed into a 

 rock." 



NDU'SIAL LIMESTONE. A fresh-water 

 limestone to which the name indusial has 

 been given, from its containing the in- 

 dusise, or cases, of the larvse of Phrygania. 

 Lyell. 



N^ECIUILA'TERAL. ^ Having unequal sides; 

 NEGIUILA'TERAL. $ in conchology, when 

 the anterior and posterior sides make dif- 

 ferent angles with the hin'ge. 

 'NE'QUIVALVE. i Where one valve is 

 ^NEQUJLVA'LVULAR. 5 more convex than 

 the other, or dissimilar in any respect, as 

 in the common oyster. 

 ^NE'RMOUS. (inermus, Lat.) Unarmed ; 



devoid of spines, or thorns. 

 INFI'LTRATE. (infiltrer, Fr.) To enter 

 by percolation ; to enter a body through 

 its pores or interstices. 

 INFILTRA'TION. The diffusion of fluids 



through the interstices or pores. 

 INFINITESIMAL. (adj.) Infinitely di- 

 vided. 

 [NFINITE'SIMAL. (subst.) An infinitely 



small quantity. 

 [NFLAMMABI'LITY. The property of ig- 

 niting ; the quality of taking fire. 

 INFLA'MMABLE. (inflammable, Fr. che pub 

 inflammarsi,It.) Combustible; that may 

 easily be set on fire ; capable of burning 

 INFLAMMATION, (inflammatio, Lat. in- 

 flammation, Fr. inftammagione, It.) The 

 act of setting on flame. 

 INFLA'TED. (inflatus, Lat.) Blown or 



puffed up ; swoln ; distended with air. 

 INFLATION, (inflatio, Lat.) A puffing 



up ; distention with wind. 

 INFLE'CTED. Bent ; bowed ; turned ; bent 



inwards. 



INFLECTION, (inflectio, Lat.) The act of 

 bending or turning; the state of being 

 curved. 



INFLE'XED. (inflexus, Lat.) Curved in- 

 wards ; bent towards each other. 

 INFLORESCENCE, (inflorescentia, Lat.) A 

 word used to express the particular man- 

 ner in which flowers are placed upon a 

 plant ; this by older writers was denomi- 

 nated the modus florendi, or manner of 

 flowering. Botanists distinguish many 

 kinds of inflorescence, under the names 

 whorl, cluster or raceme, spike, corymb, 

 fascicle, tuft, umbel, cyme, panicle, bunch, 

 &c. 



