What does olefiant mean?
Olefiant is an outdated term for ethylene, a simple hydrocarbon gas with the chemical formula C2H4. It is used in the production of polyethylene, a common plastic, and was historically used as a refrigerant and anesthetic. Although still encountered in older texts, the term 'olefiant' has largely been replaced by 'ethylene' in modern chemistry and industry. Ethylene is a colorless, flammable gas that is highly reactive and useful in various chemical syntheses. The shift from 'olefiant' to 'ethylene' reflects the evolution of chemical nomenclature towards more systematic and precise terminology.
nounOlefiant is an obsolete term for ethylene, a colorless, flammable gas used as a refrigerant and in the production of plastics.
- A hydrocarbon with the chemical formula C2H4.
- A type of alkene.
"The chemist carefully handled the olefiant gas in the laboratory."
"The production of polyethylene involves the polymerization of olefiant gas."
"Olefiant was once used as an anesthetic, but its use has been largely discontinued."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of olefiant
The term 'olefiant' originates from the French 'olefier', which means 'to produce oil'. This refers to the fact that ethylene was first produced by heating oil-rich substances. The term has been used since the early 19th century, but has largely fallen out of use in favor of the more systematic name 'ethylene'.
Usage notes
The term 'olefiant' is largely obsolete and has been replaced by 'ethylene' in modern chemistry.