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Substitutional :: Substitution (n.) The act or process of substituting an atom or radical for another atom or radical; metethesis; also, the state of being so substituted. See Metathesis..

Succise :: Succinyl (n.) A hypothetical radical characteristic of succinic acid and certain of its derivatives.

Isatogen :: Isatogen (n.) 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..

Tolyl :: Tolyl (n.) The hydrocarbon radical, CH3.C6H4, regarded as characteristic of certain compounds of the aromatic series related to toluene; as, tolyl carbinol..

Diatomic :: Diatomic (a.) Having two replaceable atoms or radicals.

Platinocyanide :: Platinocyanide (n.) A double cyanide of platinum and some other metal or radical; a salt of platinocyanic acid.

Butyl :: Butyl (n.) A compound radical, regarded as butane, less one atom of hydrogen..

Dicarbonic :: Dicarbonic (a.) Containing two carbon residues, or two carboxyl or radicals; as, oxalic acid is a dicarbonic acid..

Di- :: Di- () denoting two atoms, radicals, groups, or equivalents, as the case may be. See Bi-, 2..

Ultraism :: Ultraism (n.) The principles of those who advocate extreme measures, as radical reform, and the like..

Chloride :: Chloride (n.) A binary compound of chlorine with another element or radical; as, chloride of sodium (common salt)..

Sulphinic :: Sulphine (n.) Any one of a series of basic compounds which consist essentially of sulphur united with hydrocarbon radicals. In general they are oily or crystalline deliquescent substances having a peculiar odor; as, trimethyl sulphine, (CH3)3S.OH. Cf. Sulphonium..

Radical :: Radical (a.) Proceeding from a rootlike stem, or one which does not rise above the ground; as, the radical leaves of the dandelion and the sidesaddle flower..

Hydrosulphide :: Hydrosulphide (n.) One of a series of compounds, derived from hydrogen sulphide by the replacement of half its hydrogen by a base or basic radical; as, potassium hydrosulphide, KSH. The hydrosulphides are analogous to the hydrates and include the mercaptans..

Diphenyl :: Diphenyl (n.) A white crystalline substance, C6H5.C6H5, obtained by leading benzene through a heated iron tube. It consists of two benzene or phenyl radicals united..

Benzal :: Benzal (n.) A compound radical, C6H5.CH, of the aromatic series, related to benzyl and benzoyl; -- used adjectively or in combination..

Synthesis :: Synthesis (n.) The art or process of making a compound by putting the ingredients together, as contrasted with analysis; thus, water is made by synthesis from hydrogen and oxygen; hence, specifically, the building up of complex compounds by special reactions, whereby their component radicals are so grouped that the resulting substances are identical in every respect with the natural articles when such occur; thus, artificial alcohol, urea, indigo blue, alizarin, etc., are made by synthesis..

Nitroso- :: Nitroso- () (/ / /). (Chem.) A prefix (also used adjectively) designating the group or radical NO, called the nitroso group, or its compounds..

Radically :: Radically (adv.) Without derivation; primitively; essentially.

Tetrad :: Tetrad (n.) A tetravalent or quadrivalent atom or radical; as, carbon is a tetrad..

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