ITE 



186 



JEFFERSONITE 



Ite, (it). 1. A termination in Mineralogy, 

 implying a quality, probably an abbreviation 

 of Lithos, q.v. 2. A termination in chemistry. 

 v. Nomenclature in Tables. 



Ivory, (i'vo-ri). [L. ebur, ivory.] l.'Generally 

 =Dentine: one of the constitutents of teeth, 

 q.v. 2. Specially the tusks of the elephant, 

 narwhal, &c. Vegetable /.=!. nut: seeds of 

 Phytelephas, q.v. L 6toc/fc=Animal char- 

 coal 



Ivy, (i'vi). [Ijig, the A.-S. name.]=Hedera: 



A climbing evergreen epiphytic plant belong- 

 ing to Araliaceae. Grass /.=Campanularia 

 iutegra. Ground I. =Nepeta. 



Ivy- worts= Araliaceae, q.v. 



Ixiolite, (iks'i-6-lit). A variety of tantalite. 



Ixolite. (iks'6-lit). [Gk. ixos, bird-lime; lithos, 

 etpne.] A hydrocarbon, belonging to the 

 Fichtellite group of minerals, named from 

 being gluey when warmed. 



Izar= Bootis : a star in the constellation 

 Bootes. 



J. 



Jacamar. (jak'a-mar). [The French name.] 

 =Galbula: a bird belonging to Halcyonidae. 



Jacchus, (jakrfus). [Iacchus.]=Ouistitis: an 

 American monkey; also 

 called squirrel-monkey.; 

 v. Hapale. 



Jacinth, (ja'sinth). [The 

 French word.] A va- 

 riety of the hyacinth. 



Jack, (jak). l.=Esox 

 lucius: a fish. 2. Screw- 

 jack, q.v. J. ass, v. Jack- 

 ass. J. daw>=Corvus 

 monedula. J. fruit= 

 Of Artocarpus integri- 

 folia: resembles bread- 

 fruit. /. by the hedge 

 =Sisymbrium alliaria. Jacchus. 



J. )ii/>=Scolopax gallinula. Black J. 

 Sulphide of zinc. v. Blende. 



Jackass, The male of the ass. Laughing J. 

 = Feathered J.= Dacelo gigantea: a New 

 Zealand bird. 



Jacob's ladder. 1. = Polemonium coeru- 

 leum. 2.= An endless chain of lifts foi 

 raising materials. J. stones: a local name 

 for some of the Caradoc sandstones, which 

 have so many fossils as to be practically 

 limestone. 



Jacobi, (ya-koTn). Unit of /., v. Resistance. 



Jacquard apparatus, (jak'iird). [M. Jacquard, 

 the inventor.] An endless chain, consisting 

 of a series of variously perforated cards, by 

 the action of which the movements of a 

 loom are controlled, so as to produce a 

 pattern in the woven fabric. 



Jade, (jad). [The French name.]=Nephrite, 

 q.v. 



Jaguar, (jag'tt-ar). [Jagoara, the Brazilian 

 name.]=Felisonca: 

 a panther-like ani- 

 mal; also called the 

 American tiger. 



Jaina = Ati = Calo- 

 phyllum inophyll-; 

 um: a tree of the S. ^ 

 Sea Islands. 



Jalap, (jal'ap). Jaguar. 



[Xalapa, the Mexican name.] A purgative 

 obtained from the root of Convolvulus 

 Schiedanus. 



Jalapic acid, (ja-lap'ik). [Jalap, q.v.} 

 onic acid, q.v. 



Jalpaite, (j al'pa-it). A variety of silver glance. 



Jamesonite, (jam'so-nit). [Prof. Jameson.] 

 A mineral of the antimony group, chiefly 

 sulphide of lead and antimony, easily 

 fusible, crystallising in rhombs. Feather- 

 ore is a fibrous variety of Jamesonite. 



Janipha, (yan-i'fa). [Janipaba, the Brazilian 

 name.] = Manihot: a plant belonging to 

 Euphorbiaceae. 



Janssen slide, (yans'sen). [Prof. Janssen.] 

 For taking a series of photographs of a 

 moving object in rapid succession. 



Japim=Cassicus icteronotus: a magpie-like 

 bird of Brazil. 



Japonic acid,i(ja-pon'ik). CiaHjoOg: obtained 

 from catechin; one of the tanuic acids, q.v. 



Jar, (JU.T). [Ar- jarrah, ewer.] Ley den. J.: a 

 glass jar, partially covered with tin-foil, used 

 for the collection of electricity. Luminous 

 J.: a Ley den jar of which the metal coating 

 is in detached portions, so that the sparks 

 of electricity pass from one to another. 



Jararaca=Craspedocephalus atrox: a poison- 

 ous snake of Brazil. 



Jargionite. A variety of galena. 



Jargon, (jar'gon).^ Zircon, q.v. 



Jasione, (ja-srd-ne)=Sheep's-bit: a plant be* 

 longing to Campanulacese. 



Jasminacese, (jas-mi-na'se-e). [Jasminum, 

 ?.v.]=Jasmin-worts: shrubs belonging to 

 Echiales. 



Jasminum, (jas'mi-num). [Gk. ia, violet; 

 osme, smell.] Jasmine: a twining shrub, the 

 type of Jasminaceae. 



Jasper, (jas'per). [laspis, the Greek name.] 

 An opaque variety of native silica, coloured 

 by iron, &c. /. bloodstone Heliotrope, <?.v. 



Javelin snake = Cape Pintado=Auguis mela- 



Jatropha, (jat'ro-fa). [Gk. iama, cure, trop7ie f 

 food.] A plant belonging to Euphorbiaceae; 

 also called Physic-nut. /. mawi/tot=Tapioca 

 plant. 



Java-cock=Gallus ferruginous. 



Jaws, (jawz).=Mandibles: organs of masti- 

 cation; in vertebrate animals, always in 

 the head; in invertebrate animals, often in 

 specially modified limbs. Foot /.=Maxilli- 

 pedes, q.v. 



Jay, (J a )- [Geai, the French name.]=Garrulus: 

 a bird belonging to Corvidae. 



Jeffersonite, (jeffer-son-it). [Mr. Jefierson.] 

 A variety of augite. 



