Definition of radical

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Radical (a.) Relating, or belonging, to the root, or ultimate source of derivation; as, a radical verbal form..

Lern More About Radical

Linkage :: Linkage (n.) Manner of linking or of being linked; -- said of the union of atoms or radicals in the molecule.
Butyl :: Butyl (n.) A compound radical, regarded as butane, less one atom of hydrogen..
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..
Ammonium :: Ammonium (n.) A compound radical, NH4, having the chemical relations of a strongly basic element like the alkali metals..
Oenanthyl :: Oenanthyl (n.) A hydrocarbon radical formerly supposed to exist in oenanthic acid, now known to be identical with heptyl..
Hexdecyl :: Hexdecyl (n.) The essential radical, C16H33, of hecdecane..
Residue :: Residue (n.) That which remains of a molecule after the removal of a portion of its constituents; hence, an atom or group regarded as a portion of a molecule; -- used as nearly equivalent to radical, but in a more general sense..
Steatite :: Stearyl (n.) The hypothetical radical characteristic of stearic acid.
Radically :: Radically (adv.) In a radical manner; at, or from, the origin or root; fundamentally; as, a scheme or system radically wrong or defective..
Tetrad :: Tetrad (n.) A tetravalent or quadrivalent atom or radical; as, carbon is a tetrad..
Diazo- :: Diazo- () A combining form (also used adjectively), meaning pertaining to, or derived from, a series of compounds containing a radical of two nitrogen atoms, united usually to an aromatic radical; as, diazo-benzene, C6H5.N2.OH..
Thienyl :: Thienyl (n.) The hypothetical radical C4H3S, regarded as the essential residue of thiophene and certain of its derivatives..
Telluride :: Telluride (n.) A compound of tellurium with a more positive element or radical; -- formerly called telluret.
Formyl :: Formyl (n.) A univalent radical, H.C:O, regarded as the essential residue of formic acid and aldehyde..
Oxalyl :: Oxalyl (n.) A hydrocarbon radical (C2O2) regarded as a residue of oxalic acid and occurring in derivatives of it.
Phosphinic :: Phosphinic (a.) Pertaining to, or designating, certain acids analogous to the phosphonic acids, but containing two hydrocarbon radicals, and derived from the secondary phosphines by oxidation..
Xylyl :: Xylyl (n.) Any one of three metameric radicals which are characteristic respectively of the three xylenes.
Dicyanide :: Dicyanide (n.) A compound of a binary type containing two cyanogen groups or radicals; -- called also bicyanide.
Interscendent :: Interscendent (a.) Having exponents which are radical quantities; -- said of certain powers; as, xÃ2, or xÃa..
Sporangiophore :: Sporadically (adv.) In a sporadic manner.
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