Standard Lemma guide

chloroprene

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • CMU ARPABET: K L AO1 R AH0 P R IY2 N Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

The chlorinated derivative of butadiene 2-chloro-1,3-butadiene that is used (via polymerization) in the manufacture of synthetic rubber.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable, usually

Topics: chemistry, natural-sciences, organic-chemistry, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

derivative of butadiene used in making neoprene by polymerization

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: butadiene

History

Etymology

From chloro- + isoprene.

Across languages

Translations

6 source translations are retained for this English entry.

  • Armenian: քլորապրեն (kʻlorapren) — chlorinated derivative of butadiene 2-chloro-1,3-butadiene
  • Catalan: cloroprè — chlorinated derivative of butadiene 2-chloro-1,3-butadiene
  • German: Chloropren — chlorinated derivative of butadiene 2-chloro-1,3-butadiene
  • Icelandic: klórópren — chlorinated derivative of butadiene 2-chloro-1,3-butadiene
  • Italian: cloroprene — chlorinated derivative of butadiene 2-chloro-1,3-butadiene
  • Russian: хлоропрен (xloropren) — chlorinated derivative of butadiene 2-chloro-1,3-butadiene