amylene

[ am-uh-leen ]
/ ˈæm əˌlin /

noun Chemistry.

any of five unsaturated isomeric hydrocarbons having the formula C5H10.

Origin of amylene

First recorded in 1855–60; amyl + -ene
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for amylene

amylene
/ (ˈæmɪˌliːn) /

noun

another name (no longer in technical usage) for pentene
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012