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Sesquioxide :: Sesquioxide (n.) An oxide containing three atoms of oxygen with two atoms (or radicals) of some other substance; thus, alumina, Al2O3 is a sesquioxide..

Radical :: Radical (n.) One who advocates radical changes in government or social institutions, especially such changes as are intended to level class inequalities; -- opposed to conservative..

Salicyl :: Salicyl (n.) The hypothetical radical of salicylic acid and of certain related compounds.

Tolyl :: Tolyl (n.) The hydrocarbon radical, CH3.C6H4, regarded as characteristic of certain compounds of the aromatic series related to toluene; as, tolyl carbinol..

Potassoxyl :: Potassoxyl (n.) The radical KO, derived from, and supposed to exist in, potassium hydroxide and other compounds..

Ethenyl :: Ethenyl (n.) A univalent hydrocarbon radical of the ethylene series, CH2:CH; -- called also vinyl. See Vinyl..

Interscendent :: Interscendent (a.) Having exponents which are radical quantities; -- said of certain powers; as, xÃ2, or xÃa..

Nitroso- :: Nitroso- () (/ / /). (Chem.) A prefix (also used adjectively) designating the group or radical NO, called the nitroso group, or its compounds..

Propyl :: Propyl (n.) The hypothetical radical C3H7, regarded as the essential residue of propane and related compounds..

Phthalyl :: Phthalyl (n.) The hypothetical radical of phthalic acid.

Nitride :: Nitride (n.) A binary compound of nitrogen with a more metallic element or radical; as, boric nitride..

Undecyl :: Undecyl (n.) The radical regarded as characteristic of undecylic acid.

Hexad :: Hexad (n.) An atom whose valence is six, and which can be theoretically combined with, substituted for, or replaced by, six monad atoms or radicals; as, sulphur is a hexad in sulphuric acid. Also used as an adjective..

Allyl :: Allyl (n.) An organic radical, C3H5, existing especially in oils of garlic and mustard..

Sulphinic :: Sulphine (n.) Any one of a series of basic compounds which consist essentially of sulphur united with hydrocarbon radicals. In general they are oily or crystalline deliquescent substances having a peculiar odor; as, trimethyl sulphine, (CH3)3S.OH. Cf. Sulphonium..

Diallyl :: Diallyl (n.) A volatile, pungent, liquid hydrocarbon, C6H10, consisting of two allyl radicals, and belonging to the acetylene series..

Ambreate :: Ambreate (n.) A salt formed by the combination of ambreic acid with a base or positive radical.

Antimonite :: Antimonite (n.) A compound of antimonious acid and a base or basic radical.

Residue :: Residue (n.) That which remains of a molecule after the removal of a portion of its constituents; hence, an atom or group regarded as a portion of a molecule; -- used as nearly equivalent to radical, but in a more general sense..

Quadrivalent :: Quadrivalent (a.) Having a valence of four; capable of combining with, being replaced by, or compared with, four monad atoms; tetravalent; -- said of certain atoms and radicals; thus, carbon and silicon are quadrivalent elements..

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