IGUANID-E 



180 



INCLINATION 



Lacerta : an herbivorous reptile found in 

 America, v. Iguanidae. 



Iguanidae, (ig-wan'i-du). [Iguana, q.v.; Gk. 

 eidos, form.J A family of herbivorous rep- 

 tiles, found in warm countries. Neio World 

 7.=Pleurodonta. Old World 7.=Acrodonta. 

 Iguanodon, (ig-wan'6-don). [Iguana, q.v.; 

 Gk. odous, tooth.] A large herbivorous 

 reptile, found in Wealden, belonging to 

 Dinosauria, which appears to have walked 

 on the hind legs. v. Dinosauria. 

 Ileo-caecal, (il-e-6-s5'kal). [Ileum, q.v.; Gk. 

 koilia, belly.] /. valve; at the junction of 

 the small and large intestines. 

 Ileo-colic, (il-e-6-kol'ik). [Ileum and Colon, 

 q.v.] Connected with, or relating to, the 

 i leu in and colon. 



Heum, (i'le-um). [Gk. eilein, to twist.] The 

 portion of the small intestines which com- 

 municates with the larger intestine. 

 Hex, (i'leks). [The Latin name.]=Holly : 

 a tree, with pointed leaves, belonging to 

 Aquifoliacese. Quercus 7.=Evergreen oak. 

 Hfracombe group=Middle Devonian : rocks 



belonging to Devonian formation, q.v. 

 Hiac, (il'i-ac). [Ilium, q.v.} I. artery, sup- 

 plying blood to pelvis and lower limbs. 7. 

 fossa,: a depression on the inner surface of 

 the ilium. I. veins: bring blood from the 

 pelvis and lower limbs. 



Ilicic acid, (i'lis-ik). [Ilex, q.v.] An acid 

 obtained from the holly. 

 Hicineae, (i-lis-in'e-e). [Ilex, 2.v.]=Aquifoli- 

 aceae, q.v. 



Ilium, (il'i-um). [The Latin name.] A por- 

 tion of the os innominatum: named from 

 supporting the ilia, or flanks. 

 Ulecebraceae, (il-les-e-bra/se-e). [Illecebrum, 

 <?.D.]=Knotworts : herbs with very small 

 flowers, belonging to Silenales. 

 Illecebrum, (il-les'e-brum). [L. illicio, I 

 allur e.]= Rush- grass = Knot-grass : a small 

 herb, with small white flower, belonging to 

 Illecebraceaj. 



Uliciese^Magnoliaceae, q.v. 

 Illicium, (il-lis'i-um). [L. illicio, I allnre.]= 

 Aniseed tree: a plant belonging to Winter- 

 aceae. 



Illigeraceae=Combretacea3, q.v. 

 Ilmenic acid, (il'men-ik). [Ilmenite, q.v.] 



Probably impure niobic acid. 

 Ilmenite, (il-men-it). [Ilmen Mountains.] A 

 mineral, chiefly titanate of iron. l=Menac- 

 canite. 2=Mengite. 



Ilmenium, (il-me'ni-um). [Ilmenite, q. v.] An 

 hypothetical metal supposed to have been 

 the base of ilmenic acid. 

 Bvaite, (il'vit). [The Latin name of Elba.] 

 A mineral, chiefly silicate of iron, calcium, 

 &c. 



Image. Virtual I: the apparent image seen 

 behind a mirror. Heal I: that formed in 

 front of a mirror where the reflected rays 

 converge. Multiple Is. : formed by reflection 

 and re-reflection in two mirrors, as in 

 kaleidoscope. Accidental Is.: seen after a 

 bright object has been for some time looked 

 at; they are of the same form as the object 

 and have the complementary colours. 



Imago, (i-ma'go). [The Latin word.] The 

 perfect insect, v. Insect. 

 Imasatic acid=Isamic acid. 

 Imasatin, (i-ma'sa-tin). [Isatin, q.v.] CigHn 

 NsOs: a substance obtained from action of 

 ammonia on isatin. 

 Imbricated, (im-bri-ka'ted). [L. imbrex, tile.] 



Folded over at the edges; overlapping. 

 Imides, (imldz). [Amide, q.v.] Compounds 

 intermediate between amides and nitriles= 

 Amidated acids from which the elements of 

 water have been removed; monamides in 

 which two of the hydrogen atoms are re- 

 placed by dyad radicles. 

 Imide bases=Imidogen bases, q.v. 

 Imidogen, (im-id'6-jen). [Imide, q.v.; Gk. 

 gennao, I produce. ]=HN= Ammonia -H 2 : 

 an hypothetical compound existing in imides. 

 7. 6ses=Secondary monamines: ammonia in 

 which two equivalents of hydrogen have been 



replaced by hydrocarbons, v. Organic bases. 

 Imitative minerals. Globular, mammillary, 



botryoidal, &c. v. Minerals. 

 Immersion, (im-mer'shun). [L. immergo, I 



dip into.] The disappearance of an eclipsed 



body. 

 Impatiens, (im-pa'si-enz). [The Latin name.] 



Balsam: an herb belonging to Balsaminacejw. 



7. noli-me-tangere=Yellovf balsam. 

 Imperforata, (im-per-fo-ra'ta). [L. in, not; 



perforo, I pierce.] A division of Foramini- 



fera, including all those having no apertures 



in the walls of the shell. 

 Imperial. I. gallon: 277J cubic inches; the 



volume of 10 Ibs. of distilled water. 7. yard : 



30 inches, the standard of length in Britain. 



v. Standards. 

 Implacentata, (im-pla-sen-ta'ta). [L/in., not; 



Placenta, 3.v.]=Implacentalia: Owen's term 



for Marsupialia and Monotremata, in which 



the placenta is not developed, v. Mammalia. 

 Inachus, (in'a-kus). [Classical.] 7. Kcempferi: 



the largest crustacean known, covers more 



than 20 square feet of ground, belongs to 



Decapod*. 

 Inactive bodies. Those that do not affect 



polarised light, nor cause chemical action. 

 Inarticulata, (in-ar-tik-u-la'ta). [L. in, not; 



articulus, joint.] A sub-division of Brachio- 



poda in which the mantle is in two separata 



lobes. 

 Incandescent, (in-kan-des'sent). [L. incfn- 



desco, I glow.] Glowing: luminous from 



heat. 



Incendiary projectiles. Carcass, ball, smoke- 

 ball, &c.r projectiles which inflame when 



discharged; intended to set fire to houses, &c. 

 Inch, (insh). [Ince, the A.-S. word.] uV 



of a yard, q.v. 

 Incineration, (in'sin-er-a'shun). [L. incinero, 



I burn to ashes.] To drive off by heat all 



volatile and combustible constituents of a 



substance; to reduce to ashes. 

 Incisor, (in-si'zor). [L. incido, I cut.] I.-teeth, 



cutting-teeth: the front teeth, with sharp 



chisel-like edges, v. Teeth. 

 Inclination, (in-kli-na'shun). [L. inclino, I 



beiid.]=Dip=Magnetio inclination, q.v. I. 



