Dictionary.com

diene

[ dahy-een, dahy-een ]
/ ˈdaɪ in, daɪˈin /
Save This Word!

noun Chemistry.
any compound, as 1,3-butadiene, CH2=CH−CH=CH2, that contains two double bonds.
QUIZ
WILL YOU SAIL OR STUMBLE ON THESE GRAMMAR QUESTIONS?
Smoothly step over to these common grammar mistakes that trip many people up. Good luck!
Question 1 of 7
Fill in the blank: I can’t figure out _____ gave me this gift.
Also called diolefin.

Origin of diene

First recorded in 1915–20; di-1 + -ene
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use diene in a sentence

British Dictionary definitions for diene (1 of 2)

diene
/ (ˈdaɪiːn) /

noun
chem a hydrocarbon that contains two carbon-to-carbon double bonds in its molecules

Word Origin for diene

from di- 1 + -ene

British Dictionary definitions for diene (2 of 2)

-diene

n combining form
denoting an organic compound containing two double bonds between carbon atomsbutadiene

Word Origin for -diene

from di- 1 + -ene
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
FEEDBACK