Definition of radical

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Radical (a.) Of or pertaining to the root; proceeding directly from the root.

Lern More About Radical

Substitute :: Substituent (n.) Any atom, group, or radical substituted for another, or entering a molecule in place of some other part which is removed..
Radicalism :: Radicalism (n.) The quality or state of being radical; specifically, the doctrines or principles of radicals in politics or social reform..
Hexacid :: Hexacid (a.) Having six atoms or radicals capable of being replaced by acids; hexatomic; hexavalent; -- said of bases; as, mannite is a hexacid base..
Butyl :: Butyl (n.) A compound radical, regarded as butane, less one atom of hydrogen..
Ditolyl :: Ditolyl (n.) A white, crystalline, aromatic hydrocarbon, C14H14, consisting of two radicals or residues of toluene..
Tetrad :: Tetrad (n.) A tetravalent or quadrivalent atom or radical; as, carbon is a tetrad..
Eradicative :: Eradicative (n.) A medicine that effects a radical cure.
Carboxide :: Carboxide (n.) A compound of carbon and oxygen, as carbonyl, with some element or radical; as, potassium carboxide..
Aurocyanide :: Aurocyanide (n.) A double cyanide of gold and some other metal or radical; -- called also cyanaurate.
Succise :: Succinyl (n.) A hypothetical radical characteristic of succinic acid and certain of its derivatives.
Thionyl :: Thionyl (n.) The hypothetical radical SO, regarded as an essential constituent of certain sulphurous compounds; as, thionyl chloride..
Oenanthyl :: Oenanthyl (n.) A hydrocarbon radical formerly supposed to exist in oenanthic acid, now known to be identical with heptyl..
Phthalyl :: Phthalyl (n.) The hypothetical radical of phthalic acid.
Formyl :: Formyl (n.) A univalent radical, H.C:O, regarded as the essential residue of formic acid and aldehyde..
Bromide :: Bromide (n.) A compound of bromine with a positive radical.
Fluoride :: Fluoride (n.) A binary compound of fluorine with another element or radical.
Extreme :: Extreme (a.) Radical; ultra; as, extreme opinions..
Pentad :: Pentad (n.) Any element, atom, or radical, having a valence of five, or which can be combined with, substituted for, or compared with, five atoms of hydrogen or other monad; as, nitrogen is a pentad in the ammonium compounds..
Methylene :: Methylene (n.) A hydrocarbon radical, CH2, not known in the free state, but regarded as an essential residue and component of certain derivatives of methane; as, methylene bromide, CH2Br2; -- formerly called also methene..
Sulphophosphate :: Sulphonium (n.) A hypothetical radical, SH3, regarded as the type and nucleus of the sulphines..
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