[meth-uh-leen] /ˈmɛθ əˌlin/
containing the .
(modifier) of, consisting of, or containing the divalent group of atoms =CH2: a methylene group or radical
1835, from French méthylène (1834), coined by Jean-Baptiste-André Dumas (1800-1884) and Eugène-Melchior Péligot (1811-1890) from Greek methy “wine” (see mead (n.1)) + -yl “stuff” + chemical suffix -ene. So called because detected in wood alcohol.
methylene meth·yl·ene (měth’ə-lēn’)
A bivalent hydrocarbon radical, CH2, that is a component of unsaturated hydrocarbons and is derived from methane by the removal of two hydrogen atoms.
A bivalent hydrocarbon radical, CH2. Because it has two unshared electrons, it is extremely reactive and occurs only as an intermediate byproduct in chemical reactions. Methylene is a component of unsaturated hydrocarbons.
[meth-uh l-doh-puh] /ˌmɛθ əlˈdoʊ pə/ noun, Pharmacology. 1. a white powder, C 1 0 H 1 3 NO 4 , used in the treatment of hypertension. /ˌmiːθaɪlˈdəʊpə/ noun 1. a drug used to treat hypertension. Formula: C10H13NO4 methyldopa meth·yl·do·pa (měth’əl-dō’pə) n. A drug used in the treatment of high blood pressure.
noun 1. (def 2).
noun 1. a unit of weight equivalent to 50 kilograms. noun 1. See hundredweight (sense 3)
[mi-trish-uh n] /mɪˈtrɪʃ ən/ noun 1. a metrist.