a colourless flammable gaseous hydrocarbon, used in medicine as an anaesthetic; trimethylene. It is a cycloalkane with molecules containing rings of three carbon atoms. Formula: C3H6; boiling pt: –34°C
WordReference Random House Unabridged Dictionary of American English © 2025
cy•clo•pro•pane
(sī′klə prō′pān, sik′lə-),USA pronunciation n. [Chem., Pharm.]
- Chemistry, Drugsa colorless, flammable gas, C3H6, used in organic synthesis and in medicine as an anesthetic. Also called trimethylene.
- cyclo- + propane 1890–95
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