Definition of radical

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Radical (a.) Of or pertaining to a radix or root; as, a radical quantity; a radical sign. See below..

Lern More About Radical

Antimonite :: Antimonite (n.) A compound of antimonious acid and a base or basic radical.
Deutoxide :: Deutoxide (n.) A compound containing in the molecule two atoms of oxygen united with some other element or radical; -- usually called dioxide, or less frequently, binoxide..
Succise :: Succinyl (n.) A hypothetical radical characteristic of succinic acid and certain of its derivatives.
Formyl :: Formyl (n.) A univalent radical, H.C:O, regarded as the essential residue of formic acid and aldehyde..
Radical :: Radical (a.) Relating, or belonging, to the root, or ultimate source of derivation; as, a radical verbal form..
Sulphydrate :: Sulphuryl (n.) The hypothetical radical SO2; -- called also sulphon.
Destructive :: Destructive (n.) One who destroys; a radical reformer; a destructionist.
Positive :: Positive (a.) Hence, basic; metallic; not acid; -- opposed to negative, and said of metals, bases, and basic radicals..
Sloop :: Sloop (n.) A vessel having one mast and fore-and-aft rig, consisting of a boom-and-gaff mainsail, jibs, staysail, and gaff topsail. The typical sloop has a fixed bowsprit, topmast, and standing rigging, while those of a cutter are capable of being readily shifted. The sloop usually carries a centerboard, and depends for stability upon breadth of beam rather than depth of keel. The two types have rapidly approximated since 1880. One radical distinction is that a slop may carry a centerboard. See
Cinnamyl :: Cinnamyl (n.) The hypothetical radical, (C6H5.C2H2)2C, of cinnamic compounds..
Propenyl :: Propenyl (n.) A hypothetical hydrocarbon radical, C3H5, isomeric with allyl and glyceryl, and regarded as the essential residue of glycerin. Cf. Allyl, and Glyceryl..
Dicyanide :: Dicyanide (n.) A compound of a binary type containing two cyanogen groups or radicals; -- called also bicyanide.
Tetrad :: Tetrad (n.) A tetravalent or quadrivalent atom or radical; as, carbon is a tetrad..
Metathesis :: Metathesis (n.) The act, process, or result of exchange, substitution, or replacement of atoms and radicals; thus, by metathesis an acid gives up all or part of its hydrogen, takes on an equivalent amount of a metal or base, and forms a salt..
Conjugate :: Conjugate (a.) Containing two or more radicals supposed to act the part of a single one.
Tetrinic :: Tetrinic (a.) Of, pertaining to, or designating, a complex ketonic acid, C5H6O3, obtained as a white crystalline substance; -- so called because once supposed to contain a peculiar radical of four carbon atoms. Called also acetyl-acrylic acid..
Ethenyl :: Ethenyl (n.) A trivalent hydrocarbon radical, CH3.C..
Oxalyl :: Oxalyl (n.) A hydrocarbon radical (C2O2) regarded as a residue of oxalic acid and occurring in derivatives of it.
Octyl :: Octyl (n.) A hypothetical hydrocarbon radical regarded as an essential residue of octane, and as entering into its derivatives; as, octyl alcohol..
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..
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