Definition of metameric

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Metameric (a.) Having the same elements united in the same proportion by weight, and with the same molecular weight, but possessing a different structure and different properties; as, methyl ether and ethyl alcohol are metameric compounds. See Isomeric..

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Quartenylic :: Quartenylic (a.) Pertaining to, or designating, an acid of the acrylic acid series, metameric with crotonic acid, and obtained as a colorless liquid; -- so called from having four carbon atoms in the molecule. Called also isocrotonic acid..
Metamer :: Metamer (n.) Any one of several metameric forms of the same substance, or of different substances having the same composition; as, xylene has three metamers, viz., orthoxylene, metaxylene, and paraxylene..
Heptine :: Heptine (n.) Any one of a series of unsaturated metameric hydrocarbons, C7H12, of the acetylene series..
Hydroquinone :: Hydroquinone (n.) A white crystalline substance, C6H4(OH)2, obtained by the reduction of quinone. It is a diacid phenol, resembling, and metameric with, pyrocatechin and resorcin. Called also dihydroxy benzene..
Terephthalic :: Terephthalic (a.) Of, pertaining to, or designating, a dibasic acid of the aromatic series, metameric with phthalic acid, and obtained, as a tasteless white crystalline powder, by the oxidation of oil of turpentine; -- called also paraphthalic acid. Cf. Phthalic..
Phlorol :: Phlorol (n.) A liquid metameric with xylenol, belonging to the class of phenols, and obtained by distilling certain salts of phloretic acid..
Metamerically :: Metamerically (adv.) In a metameric manner.
Butylene :: Butylene (n.) Any one of three metameric hydrocarbons, C4H8, of the ethylene series. They are gaseous or easily liquefiable..
Xylic :: Xylic (a.) Pertaining to, derived from, or related to, xylene; specifically, designating any one of several metameric acids produced by the partial oxidation of mesitylene and pseudo-cumene..
Rubidine :: Rubidine (n.) A nitrogenous base homologous with pyridine, obtained from coal tar as an oily liquid, C11H17N; also, any one of the group od metameric compounds of which rubidine is the type..
Xylenol :: Xylenol (n.) Any one of six metameric phenol derivatives of xylene, obtained as crystalline substances, (CH3)2.C6H3.OH..
Neuromere :: Neuromere (n.) A metameric segment of the cerebro-spinal nervous system.
Lutidine :: Lutidine (n.) Any one of several metameric alkaloids, C5H3N.(CH3)2, of the pyridine series, obtained from bone oil as liquids, and having peculiar pungent odors. These alkaloids are also called respectively dimethyl pyridine, ethyl pyridine, etc..
Ethylidene :: Ethylidene () An unsymmetrical, divalent, hydrocarbon radical, C2H4 metameric with ethylene but written thus, CH3.CH to distinguish it from the symmetrical ethylene, CH2.CH2. Its compounds are derived from aldehyde. Formerly called also ethidene..
Isomeric :: Isomeric (a.) Having the same percentage composition; -- said of two or more different substances which contain the same ingredients in the same proportions by weight, often used with with. Specif.: (a) Polymeric; i. e., having the same elements united in the same proportion by weight, but with different molecular weights; as, acetylene and benzine are isomeric (polymeric) with each other in this sense. See Polymeric. (b) Metameric; i. e., having the same elements united in the same proportions
Met- :: Met- () Other; duplicate, corresponding to; resembling; hence, metameric; as, meta-arabinic, metaldehyde..
Xylidic :: Xylidic (a.) Pertaining to, or designating, either one of two distinct acids which are derived from xylic acid and related compounds, and are metameric with uvitic acid..
Metamerism :: Metamerism (n.) The symmetry of a metameric structure; serial symmetry; the state of being made up of metameres.
Oxybutyric :: Oxybutyric (a.) Hydroxybutyric; designating any one of a group of metameric acids (C3H6.OH.CO2H).
Maleic :: Maleic (a.) Pertaining to, or designating, an acid of the ethylene series, metameric with fumaric acid and obtained by heating malic acid..
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