Definition of radical

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Radical (a.) Hence: Of or pertaining to the root or origin; reaching to the center, to the foundation, to the ultimate sources, to the principles, or the like; original; fundamental; thorough-going; unsparing; extreme; as, radical evils; radical reform; a radical party..

Lern More About Radical

Heptavalent :: Heptavalent (a.) Having seven units of attractive force or affinity; -- said of heptad elements or radicals.
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..
Steatite :: Stearyl (n.) The hypothetical radical characteristic of stearic acid.
Mercurammonium :: Mercurammonium (n.) A radical regarded as derived from ammonium by the substitution of mercury for a portion of the hydrogen.
Octad :: Octad (n.) An atom or radical which has a valence of eight, or is octavalent..
Imido :: Imido (a.) Pertaining to, containing, or combined with, the radical NH, which is called the imido group..
#NAME? :: -yl () A suffix used as a characteristic termination of chemical radicals; as in ethyl, carbonyl, hydroxyl, etc..
Sycock :: Sycoceryl (n.) A radical, of the aromatic series, regarded as an essential ingredient of certain compounds found in the waxy resin of an Australian species of fig..
Radicality :: Radicality (n.) Germinal principle; source; origination.
Destructive :: Destructive (n.) One who destroys; a radical reformer; a destructionist.
Conjugate :: Conjugate (n.) A complex radical supposed to act the part of a single radical.
Tetramethylene :: Tetramethylene (n.) Sometimes, an isomeric radical used to designate certain compounds which are really related to butylene..
Diatomic :: Diatomic (a.) Having two replaceable atoms or radicals.
Base :: Base (n.) The positive, or non-acid component of a salt; a substance which, combined with an acid, neutralizes the latter and forms a salt; -- applied also to the hydroxides of the positive elements or radicals, and to certain organic bodies resembling them in their property of forming salts with acids..
Triatomic :: Triatomic (a.) Having three atoms; -- said of certain elements or radicals.
Glyceryl :: Glyceryl (n.) A compound radical, C3H5, regarded as the essential radical of glycerin. It is metameric with allyl. Called also propenyl..
Saturated :: Saturated (a.) Having its affinity satisfied; combined with all it can hold; -- said of certain atoms, radicals, or compounds; thus, methane is a saturated compound. Contrasted with unsaturated..
Oenanthyl :: Oenanthyl (n.) A hydrocarbon radical formerly supposed to exist in oenanthic acid, now known to be identical with heptyl..
Valeryl :: Valeryl (n.) The hypothetical radical C5H9O, regarded as the essential nucleus of certain valeric acid derivatives..
Polyacid :: Polyacid (a.) Capable of neutralizing, or of combining with, several molecules of a monobasic acid; having more than one hydrogen atom capable of being replaced by acid radicals; -- said of certain bases; as, calcium hydrate and glycerin are polyacid bases..
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