Dictionary.com

cyclopentadiene

[ sahy-kluh-pen-tuh-dahy-een, sik-luh- ]
/ ˌsaɪ kləˌpɛn təˈdaɪ in, ˌsɪk lə- /
Save This Word!

noun
a colorless liquid, C5H6, derived by the distillation of coal tar: used chiefly in the manufacture of insecticides and resins.
QUIZ
QUIZ YOURSELF ON AFFECT VS. EFFECT!
In effect, this quiz will prove whether or not you have the skills to know the difference between “affect” and “effect.”
Question 1 of 7
The rainy weather could not ________ my elated spirits on my graduation day.
Meet Grammar CoachWrite or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing
Meet Grammar CoachImprove Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help

Origin of cyclopentadiene

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

British Dictionary definitions for cyclopentadiene

cyclopentadiene
/ (ˌsaɪkləʊˌpɛntəˈdaɪiːn) /

noun
a colourless liquid unsaturated cyclic hydrocarbon obtained in the cracking of petroleum hydrocarbons and the distillation of coal tar: used in the manufacture of plastics and insecticides. Formula: C 5 H 6
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