| 释义 |
methyleneenUK
meth·yl·ene M0256400 (mĕth′ə-lēn′)n. A bivalent hydrocarbon group, CH2, a component of unsaturated hydrocarbons.
[French méthylène : Greek methu, wine; see medhu- in Indo-European roots + Greek hūlē, wood, substance.]methylene (ˈmɛθɪˌliːn) n (Elements & Compounds) (modifier) of, consisting of, or containing the divalent group of atoms =CH2: a methylene group or radical. [C19: from French méthylène, from Greek methu wine + hulē wood + -ene: originally referring to a substance distilled from wood]meth•yl•ene (ˈmɛθ əˌlin)
n. the bivalent organic group CH2, derived from methane. [< French méthylène (1834) = Greek méth(y) wine (see mead1) + hýl(ē) wood + French -ène -ene] Thesaurus| Noun | 1. | methylene - the bivalent radical CH2 derived from methanemethylene group, methylene radicalchemical group, radical, group - (chemistry) two or more atoms bound together as a single unit and forming part of a molecule |
TranslationsμεθυλένιοmetilenométhylènemetileneметиленmethyleneenUK
methylene of, consisting of, or containing the divalent group of atoms =CH2 methylene[′meth·ə‚lēn] (organic chemistry) ‒CH2‒ A radical that contains a bivalent carbon. methyleneenUK
meth·y·lene (meth'i-lēn), The moiety, -CH2-.meth·y·lene (meth'i-lēn) The radical, -CH2-. methyleneenUK
Related to methylene: methylene group, methylene chloride, Methylene iodideSynonyms for methylenenoun the bivalent radical CH2 derived from methaneSynonyms- methylene group
- methylene radical
Related Words- chemical group
- radical
- group
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