noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   The simplest alicyclic hydrocarbon, C₃H₆, an inflammable gas, sometimes used as an anaesthetic. countable, uncountable
2. 2
   a colorless flammable gas sometimes used as an inhalation anesthetic wordnet

Synonyms

All synonyms

trimethylene

Etymology

From cyclo- + propane.

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