Definition of radical

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Radical (n.) A primitive word; a radix, root, or simple, underived, uncompounded word; an etymon..

Lern More About Radical

Sulphydrate :: Sulphuryl (n.) The hypothetical radical SO2; -- called also sulphon.
Sans-culotte :: Sans-culotte (n.) Hence, an extreme or radical republican; a violent revolutionist; a Jacobin..
Multivalence :: Multivalence (n.) Quality, state, or degree, of a multivalent element, atom, or radical..
Degree :: Degree (n.) State as indicated by sum of exponents; more particularly, the degree of a term is indicated by the sum of the exponents of its literal factors; thus, a2b3c is a term of the sixth degree. The degree of a power, or radical, is denoted by its index, that of an equation by the greatest sum of the exponents of the unknown quantities in any term; thus, ax4 + bx2 = c, and mx2y2 + nyx = p, are both equations of the fourth degree..
Ambreate :: Ambreate (n.) A salt formed by the combination of ambreic acid with a base or positive radical.
Formative :: Formative (a.) Serving to form; derivative; not radical; as, a termination merely formative..
Azo- :: Azo- () Now especially applied to compounds containing a two atom nitrogen group uniting two hydrocarbon radicals, as in azobenzene, azobenzoic, etc. These compounds furnish many artificial dyes. See Diazo-..
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..
Conjugate :: Conjugate (a.) Containing two or more radicals supposed to act the part of a single one.
Dicyanide :: Dicyanide (n.) A compound of a binary type containing two cyanogen groups or radicals; -- called also bicyanide.
Valence :: Valence (n.) The degree of combining power of an atom (or radical) as shown by the number of atoms of hydrogen (or of other monads, as chlorine, sodium, etc.) with which it will combine, or for which it can be substituted, or with which it can be compared; thus, an atom of hydrogen is a monad, and has a valence of one; the atoms of oxygen, nitrogen, and carbon are respectively dyads, triads, and tetrads, and have a valence respectively of two, three, and four..
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 (a.) A radical vessel. See under Radical, a..
Radical :: Radical (a.) Of or pertaining to the root; proceeding directly from the root.
Radical :: Radical (n.) A characteristic, essential, and fundamental constituent of any compound; hence, sometimes, an atom..
Fluoride :: Fluoride (n.) A binary compound of fluorine with another element or radical.
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..
Diallyl :: Diallyl (n.) A volatile, pungent, liquid hydrocarbon, C6H10, consisting of two allyl radicals, and belonging to the acetylene series..
Sporangiophore :: Sporadically (adv.) In a sporadic manner.
Pentad :: Pentad (n.) Any element, atom, or radical, having a valence of five, or which can be combined with, substituted for, or compared with, five atoms of hydrogen or other monad; as, nitrogen is a pentad in the ammonium compounds..
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