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Definition of ethanol

ethanol

/ˈɛθ.əˌnɑːl/
eth · a · nol
Plural:ethanols
•
Adjective:ethanolic
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ethanol Lexical Profile

ethanol Game Scores & Validity

• noun

1

A colorless, volatile, flammable liquid organic compound produced by the natural fermentation of sugars; it is the intoxicating agent in alcoholic beverages and is widely used as an industrial solvent and biofuel.

Example

"Many modern vehicles run on a gasoline blend that contains up to ten percent ethanol."

Synonyms
View all synonyms for ethanol

Word Nuance & Usage

Do not confuse ethanol (grain alcohol, which is safe for human consumption in regulated amounts) with methanol (wood alcohol, which is highly toxic and can cause blindness or death if ingested).

• Rhymes for ethanol

• Nearby Words

eternity
etf
ethan
ethanol
ether
ethereal
ethereally

Word Origin & Etymology

Coined in the late 19th century in international chemical nomenclature as a blend of 'ethane' (derived from Greek 'aither', meaning upper air or ether) and the chemical suffix '-ol' (from 'alcohol').

Cite this Entry

Wordmom. (2026). Definition of Ethanol. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/ethanol
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