trimetilene

== Italian == === Etymology === From tri- +‎ metilene. === Pronunciation === IPA(key): /tri.me.tiˈlɛ.ne/ Rhymes: -ɛne Hyphenation: tri‧me‧ti‧lè‧ne === Noun === trimetilene m (uncountable) (organic chemistry) trimethylene, cyclopropane Synonym: ciclopropano === Further reading === trimetilene in Treccani.it – Vocabolario Treccani on line, Istituto dell'Enciclopedia Italiana