'cyclopropane' definitions:

Definition of 'cyclopropane'

(from WordNet)
noun
A colorless flammable gas sometimes used as an inhalation anesthetic

Definition of 'cyclopropane'

From: GCIDE
  • cyclopropane \cyclopropane\ n. a colorless flammable gas (C3H6) with a three-carbon ring, sometimes used as an anesthetic. [WordNet 1.5]