plural -s
: a colorless liquid unsaturated cyclic hydrocarbon C5H6 that is obtained by distillation of coal tar, that polymerizes to its stable dimer on standing, and is used in making plastics and insecticides

Word History


International Scientific Vocabulary cycl- + pentadiene (from pent- + di- + -ene)

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Dictionary Entries Near cyclopentadiene

Cite this Entry

“Cyclopentadiene.” Dictionary, Merriam-Webster, Accessed 29 May. 2024.

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