Definition of radical

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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..

Lern More About Radical

Intransigentes :: Intransigentes (n. pl.) The extreme radicals; the party of the irreconcilables.
Pyridyl :: Pyridyl (n.) A hypothetical radical, C5H4N, regarded as the essential residue of pyridine, and analogous to phenyl..
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..
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..
Monacid :: Monacid (a.) Having one hydrogen atom replaceable by a negative or acid atom or radical; capable of neutralizing a monobasic acid; -- said of bases, and of certain metals..
Mercaptan :: Mercaptan (n.) Any one of series of compounds, hydrosulphides of alcohol radicals, in composition resembling the alcohols, but containing sulphur in place of oxygen, and hence called also the sulphur alcohols. In general, they are colorless liquids having a strong, repulsive, garlic odor. The name is specifically applied to ethyl mercaptan, C2H5SH. So called from its avidity for mercury, and other metals..
Radically :: Radically (adv.) In a radical manner; at, or from, the origin or root; fundamentally; as, a scheme or system radically wrong or defective..
Arsenide :: Arsenide (n.) A compound of arsenic with a metal, or positive element or radical; -- formerly called arseniuret..
Nitro- :: Nitro- () A combining form (used also adjectively) designating certain compounds of nitrogen or of its acids, as nitrohydrochloric, nitrocalcite; also, designating the group or radical NO2, or its compounds, as nitrobenzene..
Propinyl :: Propinyl (n.) A hydrocarbon radical regarded as an essential residue of propine and allied compounds.
Radical :: 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..
Nitryl :: Nitryl (n.) A name sometimes given to the nitro group or radical.
Dyad :: Dyad (n.) An element, atom, or radical having a valence or combining power of two..
Come-outer :: Come-outer (n.) One who comes out or withdraws from a religious or other organization; a radical reformer.
Radical :: Radical (n.) A primitive letter; a letter that belongs to the radix.
Chartism :: Chartism (n.) The principles of a political party in England (1838-48), which contended for universal suffrage, the vote by ballot, annual parliaments, equal electoral districts, and other radical reforms, as set forth in a document called the People's Charter..
Methoxyl :: Methoxyl (n.) A hypothetical radical, CH3O, analogous to hydroxyl..
Carbamine :: Carbamine (n.) An isocyanide of a hydrocarbon radical. The carbamines are liquids, usually colorless, and of unendurable odor..
Ethenyl :: Ethenyl (n.) A trivalent hydrocarbon radical, CH3.C..
Steatite :: Stearyl (n.) The hypothetical radical characteristic of stearic acid.
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