bu‧tane /ˈbjuːteɪn/
noun [uncountable][
Date: 1800-1900;
Origin: butyl type of chemical group (19-21 centuries) (from Latin butyrum ( ⇒ butter1); because it smells of butter that is no longer fresh) + -ane 'carbon chemical compound']
a gas stored in liquid form, used for cooking and heating
[TahlilGaran] Dictionary of Contemporary English ▲