Dictionary.com

diene

[ dahy-een, dahy-een ]
/ ˈdaɪ in, daɪˈin /

noun Chemistry.

any compound, as 1,3-butadiene, CH2=CH−CH=CH2, that contains two double bonds.

QUIZZES

BEAT THE DOLDRUMS WITH THIS WORD OF THE DAY QUIZ!

We know you’ll tackle this quiz totis viribus! See how many words from the week of Oct 12–18, 2020 you get right!
Question 1 of 7
What does “Indigenous” mean?
characterized by cleverness or originality of invention or construction.
carried on abroad, or with other countries.
relating to or being a people who are the original, earliest known inhabitants of a region, or are their descendants.
TAKE THE QUIZ TO FIND OUT
Also called diolefin.

Origin of diene

First recorded in 1915–20; di-1 + -ene

Words nearby diene

dielectric strength, Diels, Diels-Alder reaction, Dien Bien Phu, diencephalon, diene, Dientamoeba fragilis, die-off, die out, Dieppe, dieresis
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

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