Dictionary.com

polyene

[ pol-ee-een ]
/ ˈpɒl iˌin /
Save This Word!

noun Chemistry.
a hydrocarbon containing two or more double bonds, often conjugated.
QUIZ
SHALL WE PLAY A "SHALL" VS. "SHOULD" CHALLENGE?
Should you take this quiz on “shall” versus “should”? It should prove to be a quick challenge!
Question 1 of 6
Which form is used to state an obligation or duty someone has?

Origin of polyene

First recorded in 1925–30; poly- + -ene
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

British Dictionary definitions for polyene

polyene
/ (ˈpɒlɪˌiːn) /

noun
a chemical compound containing a chain of alternating single and double carbon-carbon bonds
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

Scientific definitions for polyene

polyene
[ pŏlē-ēn′ ]

An organic compound containing at least four carbon atoms and at least two double bonds. Numerous naturally occurring plant pigments, such as carotenes, are polyenes.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
FEEDBACK