methylene en · NOUN
Pronunciation
- /ˈmɛθɪliːn/
- (Southern-England) audio
Etymology
French méthylène, from Ancient Greek μέθυ (méthu, “wine”) + ὕλη (húlē, “wood”). By surface analysis, meth- + -ylene.
Meanings
- (countable, uncountable) The divalent group –CH₂– in which the free valencies are part of single bonds.
- (countable, uncountable) The same group, present as a repeating unit, in aliphatic compounds with names such as hexamethylenediamine.
- (countable, uncountable) The unstable carbene :CH₂
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| methylenes | Number=Plur | lexicographic |
Deriveds
oxymethylene · methylenic · pentamethylenediamine · demecarium · methylene diphosphonate · methylenecyclopentadiene · methylenetetrahydrofolate · pentamethylene · decamethonium · methylenedioxyamphetamine · methylene chloride · exomethylene · medronic acid · octamethylene · tetramethylene · trimethylene · methylenediphosphonate · suxamethonium · hexamethonium · methenamine · polymeric methylene diphenyl diisocyanate · polymethylene · heptamethylene · methylene dichloride · methylenecyclopropane · methoctramine · polyoxymethylene · new methylene · methylenedioxy · methylene blue · methylenation · trioxymethylene · chloromethylene · dimethylene · methylene-bis-ortho-chloroaniline · polyoxybenzylmethylenglycolanhydride
Relateds
Synonyms
Translations (17)
fr méthylène (group present as a repeating unit) · ru метиле́н (divalent radical) · ru метиле́н (group present as a repeating unit) · el μεθυλένιο (unstable carbene CH2) · pt metileno (divalent radical) · fi metyleeni (divalent radical) · fr méthylène (divalent radical) · es metileno (unstable carbene CH2) · tl metileno (divalent radical) · es metileno (divalent radical) · es metileno (group present as a repeating unit) · it metilene (divalent radical) · ca metilè (divalent radical) · el μεθυλένιο (group present as a repeating unit) · ru метиле́н (unstable carbene CH2) · fr méthylène (unstable carbene CH2) · el μεθυλένιο (divalent radical)