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Ultraism :: Ultraism (n.) The principles of those who advocate extreme measures, as radical reform, and the like..

Nitrosyl :: Nitrosyl (n.) the radical NO, called also the nitroso group. The term is sometimes loosely used to designate certain nitro compounds; as, nitrosyl sulphuric acid. Used also adjectively..

Benzyl :: Benzyl (n.) A compound radical, C6H5.CH2, related to toluene and benzoic acid; -- commonly used adjectively..

Maleyl :: Maleyl (n.) A hypothetical radical derived from maleic acid.

Butyl :: Butyl (n.) A compound radical, regarded as butane, less one atom of hydrogen..

Carboxyl :: Carboxyl (n.) The complex radical, CO.OH, regarded as the essential and characteristic constituent which all oxygen acids of carbon (as formic, acetic, benzoic acids, etc.) have in common; -- called also oxatyl..

Conjugate :: Conjugate (a.) Containing two or more radicals supposed to act the part of a single one.

Chloride :: Chloride (n.) A binary compound of chlorine with another element or radical; as, chloride of sodium (common salt)..

Benzile :: Benzile (n.) A yellowish crystalline substance, C6H5.CO.CO.C6H5, formed from benzoin by the action of oxidizing agents, and consisting of a doubled benzoyl radical..

Phenyl :: Phenyl (n.) A hydrocarbon radical (C6H5) regarded as the essential residue of benzene, and the basis of an immense number of aromatic derivatives..

Derivative :: Derivative (a.) Obtained by derivation; derived; not radical, original, or fundamental; originating, deduced, or formed from something else; secondary; as, a derivative conveyance; a derivative word..

Carbide :: Carbide (n.) A binary compound of carbon with some other element or radical, in which the carbon plays the part of a negative; -- formerly termed carburet..

Anhydride :: Anhydride (n.) An oxide of a nonmetallic body or an organic radical, capable of forming an acid by uniting with the elements of water; -- so called because it may be formed from an acid by the abstraction of water..

Bicarbonate :: Bicarbonate (n.) A carbonate in which but half the hydrogen of the acid is replaced by a positive element or radical, thus making the proportion of the acid to the positive or basic portion twice what it is in the normal carbonates; an acid carbonate; -- sometimes called supercarbonate..

Alloxanate :: Alloxanate (n.) A combination of alloxanic acid and a base or base or positive radical.

Mesityl :: Mesityl (n.) A hypothetical radical formerly supposed to exist in mesityl oxide.

Decyl :: Decyl (n.) A hydrocarbon radical, C10H21, never existing alone, but regarded as the characteristic constituent of a number of compounds of the paraffin series..

Octavalent :: Octavalent (a.) Having a valence of eight; capable of being combined with, exchanged for, or compared with, eight atoms of hydrogen; -- said of certain atoms or radicals..

Diureide :: Diureide (n.) One of a series of complex nitrogenous substances regarded as containing two molecules of urea or their radicals, as uric acid or allantoin. Cf. Ureide..

Artiad :: Artiad (a.) Even; not odd; -- said of elementary substances and of radicals the valence of which is divisible by two without a remainder.

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