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

Destructive :: Destructive (n.) One who destroys; a radical reformer; a destructionist.
Succise :: Succinyl (n.) A hypothetical radical characteristic of succinic acid and certain of its derivatives.
Potassoxyl :: Potassoxyl (n.) The radical KO, derived from, and supposed to exist in, potassium hydroxide and other compounds..
Steatite :: Stearyl (n.) The hypothetical radical characteristic of stearic acid.
Fluoride :: Fluoride (n.) A binary compound of fluorine with another element or radical.
Propyl :: Propyl (n.) The hypothetical radical C3H7, regarded as the essential residue of propane and related compounds..
Pentavalent :: Pentavalent (a.) Having a valence of five; -- said of certain atoms and radicals.
Substitute :: Substituent (n.) Any atom, group, or radical substituted for another, or entering a molecule in place of some other part which is removed..
Servile :: Servile (n.) An element which forms no part of the original root; -- opposed to radical.
Conjugate :: Conjugate (a.) Containing two or more radicals supposed to act the part of a single one.
Plantain :: Plantain (n.) Any plant of the genus Plantago, but especially the P. major, a low herb with broad spreading radical leaves, and slender spikes of minute flowers. It is a native of Europe, but now found near the abode of civilized man in nearly all parts of the world..
Interscendent :: Interscendent (a.) Having exponents which are radical quantities; -- said of certain powers; as, xÃ2, or xÃa..
Conjugate :: Conjugate (a.) Agreeing in derivation and radical signification; -- said of words.
Acid :: Acid (n.) One of a class of compounds, generally but not always distinguished by their sour taste, solubility in water, and reddening of vegetable blue or violet colors. They are also characterized by the power of destroying the distinctive properties of alkalies or bases, combining with them to form salts, at the same time losing their own peculiar properties. They all contain hydrogen, united with a more negative element or radical, either alone, or more generally with oxygen, and take their n
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..
Tolyl :: Tolyl (n.) The hydrocarbon radical, CH3.C6H4, regarded as characteristic of certain compounds of the aromatic series related to toluene; as, tolyl carbinol..
Monobasic :: Monobasic (a.) Capable of being neutralized by a univalent base or basic radical; having but one acid hydrogen atom to be replaced; -- said of acids; as, acetic, nitric, and hydrochloric acids are monobasic..
Polytungstic :: Polytungstic (a.) Containing several tungsten atoms or radicals; as, polytungstic acid..
Tertiary :: Tertiary (a.) Possessing some quality in the third degree; having been subjected to the substitution of three atoms or radicals; as, a tertiary alcohol, amine, or salt. Cf. Primary, and Secondary..
Ammonium :: Ammonium (n.) A compound radical, NH4, having the chemical relations of a strongly basic element like the alkali metals..
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