chlo·​ro·​prene | \ ˈklȯr-ə-ˌprēn How to pronounce chloroprene (audio) \

Definition of chloroprene

: a colorless liquid C4H5Cl used especially in making neoprene by polymerization

Examples of chloroprene in a Sentence

Recent Examples on the Web

Production of neoprene—dive wetsuits, insulated lunch boxes, beer koozies—emits toxic chloroprene, and this is the only plant in America that produces it. Justin Nobel, Longreads, "The Louisiana Environmental Apocalypse Road Trip," 13 July 2017 Most of the violations stemmed from leaking or uncapped pipes releasing chloroprene, which Denka uses to make neoprene for wet suits and other materials. Drew Broach,, "Neoprene manufacturer in Reserve cited for Clean Air Act violations: Fox 8," 27 June 2017 DuPont opened the factory on a former sugar plantation called Belle Point in 1964, and its smokestacks have been pumping out chloroprene over this mostly African-American neighborhood since 1969. Charles P. Pierce, Esquire, "Meanwhile, These Americans Are Being Poisoned," 19 May 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'chloroprene.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of chloroprene

1931, in the meaning defined above

History and Etymology for chloroprene

chlor- + isoprene

Keep scrolling for more

Learn More about chloroprene

Statistics for chloroprene

Look-up Popularity

Time Traveler for chloroprene

The first known use of chloroprene was in 1931

See more words from the same year

More from Merriam-Webster on chloroprene Encyclopedia article about chloroprene

Comments on chloroprene

What made you want to look up chloroprene? Please tell us where you read or heard it (including the quote, if possible).


showing great care, attention, and effort

Get Word of the Day daily email!

Test Your Vocabulary

Finance Words Quiz

  • a-piggy-bank
  • The etymology of mortgage is related most closely to which two words?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

Syn City

Test Your Knowledge - and learn some interesting things along the way.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!