Olefin

//ˈəʊləfɪn// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    Any of a class of unsaturated open-chain hydrocarbons such as ethylene; an alkene with only one carbon-carbon double bond.
  2. 2
    any unsaturated aliphatic hydrocarbon wordnet

Synonyms

All synonyms
alkenealkeneolefine

Etymology

From olefiant, "oil-producing".

Related phrases

olefin metathesis

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.