Webster’s Revised Unabridged Dictionary · 1913
Ethane
Eth′ane (ĕth′ān), n. [From Ether.] (Chem.) A gaseous hydrocarbon, C2H6, forming a constituent of ordinary illuminating gas. It is the second member of the paraffin series, and its most important derivatives are common alcohol, aldehyde, ether, and acetic acid. Called also dimethyl.