Definition of "propane"

propane

/ˈpɹoʊpeɪn/

noun
countable and uncountable, plural propanes
1. (organic chemistry) An aliphatic hydrocarbon, C3H8, a constituent of natural gas.
  Quotations
  Propane gas is used for cooking and cylinder containers are placed to one side of the underframe, with battery boxes and electrical control boxes at the other side.
  1960 April, “Restaurant cars and multiple-units”, in Trains Illustrated, page 222