from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Any of a series of unsaturated, open chain hydrocarbons with one or more carbon-carbon double bonds, having the general formula CnH2n.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An unsaturated, aliphatic hydrocarbon with one or more carbon–carbon double bonds.
from The Century Dictionary and Cyclopedia
- n. A hydrocarbon, Cn-H2n, of the ethylene or ethene series: official name.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. any unsaturated aliphatic hydrocarbon
alk(yl) + -ene.(American Heritage® Dictionary of the English Language, Fourth Edition)