The Collaborative International Dictionary
Hexine
Hexine \Hex"ine\, n. [Gr. "e`x six.] (Chem.) A hydrocarbon, C6H10, of the acetylene series, obtained artificially as a colorless, volatile, pungent liquid; -- called also hexoylene.
Wiktionary
hexine
n. (context organic compound English) A hydrocarbon, C6H10, of the acetylene series; hexoylene.