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designating, an organic acid obtained as a deliquescent white crystalline substance, and isomeric with itaconic, citraconic, and mesaconic acids.

A base resembling and isomeric with conine, and obtained as a colorless liquid from butyric aldehyde and ammonia.

An inert isomeric modification of anthracene.

Pertaining to, or designating, an acid found in galipot, and isomeric with abietic acid.

ystalline substance extracted from the gum of a species of pine (Pinus Lambertina). It is isomeric with, and resembles, quercite.

A hypothetical hydrocarbon radical, C3H5, isomeric with allyl and glyceryl, and regarded as the essential residue of glycerin. Cf. Allyl, and Glyceryl.

A substance resembling, and isomeric with, ordinary camphor, and extracted from the essential oil of feverfew; -- called also Pyrethrum camphor.

n uncrystallizable alkaloid obtained by the action of heat from quinine, with which it is isomeric.

An alkaloid isomeric with, and resembling, quinine, found in certain species of cinchona, from which it is extracted as a bitter white crystalline substance; conchinine. It is used somewhat as a febrifuge. [Written also chinidine.]

A yellow crystalline substance produced artificially. It is isomeric with alizarin.

d found in many kinds of grapes. It is also obtained from tartaric acid, with which it is isomeric, and from sugar, gum, etc., by oxidation. It is a sour white crystalline substance, consisting of a combination of dextrorotatory and levorotatory tartaric acids. Gregory.

Pertaining to, or designating, an isomeric modification of ricinoleic acid obtained as a white crystalline solid.

regarded as the lactone of saccharinic acid; -- so called because formerly supposed to be isomeric with cane sugar (saccharose).

A colorless crystalline substance, isomeric with piperonal, but having weak acid properties. It is extracted from sandalwood.

An unfermentable sugar, isomeric with glucose, found in the ripe berries of the rowan tree, or sorb, and extracted as a sweet white crystalline substance; -- called also mountain-ash sugar.

A sugarlike substance, isomeric with mannite and dulcite, found with sorbin in the ripe berries of the sorb, and extracted as a sirup or a white crystalline substance. -- Sor*bit"ic, a.

of fruit. Called also saccharose, cane sugar, etc. By extension, any one of the class of isomeric substances (as lactose, maltose, etc.) of which sucrose proper is the type.

Acorn sugar. See Quercite. -- Cane sugar, sugar made from the sugar cane; sucrose, or an isomeric sugar. See Sucrose. -- Diabetes, or Diabetic, sugar (Med. Chem.), a variety of sugar (probably grape sugar or dextrose) excreted in the urine in diabetes mellitus. -- Fruit sugar. See under Fruit, and Fructose. -- Grap…

A variety of sugar, isomeric with sucrose, found in the tubers of the Jerusalem artichoke (Helianthus tuberosus), in the dahlia, and other Compositæ.

lemon juice. Called also dextro-tartaric acid. (b) By extension, any one of the series of isomeric acids (racemic acid, levotartaric acid, inactive tartaric acid) of which tartaric acid proper is the type.