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Pertaining to, containing, or combined with, the radical NH, which is called the imido group. Imido acid, an organic acid, consisting of one or more acid radicals so united with the imido group that it contains replaceable acid hydrogen, and plays the part of an acid; as, uric acid, succinimide, etc., are imido acids.…

rime individuating principle, and the said reserved portion of matter as an essential and radical part of the individuation, shall . . . make up and restore the same individual person. South. Life is individuated into infinite numbers, that have their distinct sense and pleasure. Dr. H. More.

A complex, nitrogenous radical, C8H5NO, regarded as the essential nucleus of indigo.

Having exponents which are radical quantities; -- said of certain powers; as, xsq. root2, or xsq. roota. Interscedent series, a series whose terms are interscendent quantities. Hutton.

The extreme radicals; the party of the irreconcilables.

A complex nitrogenous radical, C8H4NO2, regarded as the essential residue of a series of compounds, related to isatin, which easily pass by reduction to indigo blue. -- I*sat`o*gen"ic, a.

adjectively), signifying: Pertaining to, or designating, the characteristic, nitrogenous radical, NOH, called the isonitroso group.

ertain salts of organic acids and consisting of carbonyl (CO) united with two hydrocarbon radicals. In general the ketones are colorless volatile liquids having a pungent ethereal odor.

An organic residue or radical derived from lactic acid.

moves on a hinge. -- Leaf wasp (Zoöl.), a sawfiy. -- To turn over a new leaf, to make a radical change for the better in one's way of living or doing. [Colloq.] They were both determined to turn over a new leaf. Richardson.

e assembly (as in France) who are in the opposition; the advanced republicans and extreme radicals. They have their seats at the left-hand side of the presiding officer. See Center, and Right.

Manner of linking or of being linked; -- said of the union of atoms or radicals in the molecule.

A hypothetical radical of glycerin. [Obs.] Berzelius.

A hypothetical radical derived from maleic acid.

A hydrocarbon radical, CH2.(CO)2, from malonic acid.

A compound radical forming the base of menthol.

Any one of series of compounds, hydrosulphides of alcohol radicals, in composition resembling the alcohols, but containing sulphur in place of oxygen, and hence called also the sulphur alcohols. In general, they are colorless liquids having a strong, repulsive, garlic odor. The name is specifically applied to ethyl mer…

A radical regarded as derived from ammonium by the substitution of mercury for a portion of the hydrogen.

A hypothetical radical formerly supposed to exist in mesityl oxide. Mesityl oxide (Chem.), a volatile liquid having the odor of peppermint, obtained by certain dehydrating agents from acetone; -- formerly called also dumasin.

A hypothetical radical derived from ammonium by the substitution of metallic atoms in place of hydrogen.