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ants, as Inula, Helianthus, Campanula, etc., and is extracted by solution as a tasteless, white, semicrystalline substance, resembling starch, with which it is isomeric. It is intermediate in nature between starch and sugar. Called also dahlin, helenin, alantin, etc.

That with which anyone is invested; a vestment. Whose white investments figure innocence. Shak.

d as a substitutes; among them are the black or Peruvian ipecac (Psychotria emetica), the white ipecac (Ionidium Ipecacuanha), the bastard or wild ipecac (Asclepias Curassavica), and the undulated ipecac (Richardsonia scabra).

re metallic element, of the same group as platinum, which it much resembles, being silver-white, but harder, and brittle, and indifferent to most corrosive agents. With the exception of osmium, it is the heaviest substance known, its specific gravity being 22.4. Symbol Ir. Atomic weight 192.5.

ame made into a blanc mange. -- Irish poplin. See Poplin. -- Irish potato, the ordinary white potato, so called because it is a favorite article of food in Ireland. -- Irish reef, or Irishman's reef (Naut.), the head of a sail tied up. -- Irish stew, meat, potatoes, and onions, cut in small pieces and stewed.…

dark brown, from oxidation or impurity, but when pure, or an fresh surface, is a gray or white metal. It is easily oxidized (rusted) by moisture, and is attacked by many corrosive agents. Symbol Fe (Latin Ferrum). Atomic weight 55.9. Specific gravity, pure iron, 7.86; cast iron, 7.1. In magnetic properties, it is supe…

A hard, earthy ore of iron. Clay ironstone. See under Clay. -- Ironstone china, a hard white pottery, first made in England during the 18th century.

the retina around the image are stimulated by the intense light; as when a dark spot on a white ground appears smaller, or a white spot on a dark ground larger, than it really is, esp. when a little out of focus.

A white crystalline substance obtained by the partial reduction of isatin. [Written also isatyde.]

emblance, similarity, and sometimes has a diminutive force; as, selfish, boyish, brutish; whitish, somewhat white.

A semitransparent, whitish, and very pure from of gelatin, chiefly prepared from the sounds or air bladders of various species of sturgeons (as the Acipenser huso) found in the of Western Russia. It used for making jellies, as a clarifier, etc. Cheaper forms of gelatin are not unfrequently so called. Called also fish g…

Any coral of the genus Isis, or family Isidæ, composed of joints of white, stony coral, alternating with flexible, horny joints. See Gorgoniacea.

A white, crystalline, sugarlike substance, obtained by the decomposition of certain glucosides, and intermediate in nature between the hexacid alcohols (ductile, mannite, etc.) and the glucoses.

An artificial nitrogenous base, isomeric with urea, and forming a white crystalline substance; -- called also isuretine.

Pertaining to, or designating, an acid, C5H6O4, which is obtained as a white crystalline substance by decomposing aconitic and other organic acids.

The hard, white, opaque, fine-grained substance constituting the tusks of the elephant. It is a variety of dentine, characterized by the minuteness and close arrangement of the tubes, as also by their double flexure. It is used in manufacturing articles of ornament or utility.

alis), having a large, sharp, ivory-colored beak. Its general color is glossy black, with white secondaries, and a white dorsal stripe. The male has a large, scarlet crest. It is now rare, and found only in the Gulf States.

t.), an American woody creeper (Rhus Toxicodendron), with trifoliate leaves, and greenish-white berries. It is exceedingly poisonous to the touch for most persons. -- To pipe in an ivy leaf, to console one's self as best one can. [Obs.] Chaucer. -- West Indian ivy, a climbing plant of the genus Marcgravia.…

An alkaloid found in jaborandi leaves, from which it is extracted as a white amorphous substance. In its action it resembles atropine.

A stone, commonly of a pale to dark green color but sometimes whitish. It is very hard and compact, capable of fine polish, and is used for ornamental purposes and for implements, esp. in Eastern countries and among many early peoples.