dimethyl

== English == === Etymology === From di- + methyl. === Pronunciation === (Received Pronunciation) IPA(key): /daɪˈmiː.θɪl/, /daɪˈmɛθ.ɪl/ (General American) IPA(key): /daɪˈmɛ.θəl/ Rhymes: -ɛθɪl, -iːθɪl === Noun === dimethyl (uncountable) (organic chemistry, in combination) Two methyl groups in a molecule. ==== Derived terms ====