iso·prene | \ˈī-sə-ˌprēn \

Definition of isoprene 

: a flammable liquid unsaturated hydrocarbon C5H8 used especially in synthetic rubber

Examples of isoprene in a Sentence

Recent Examples on the Web

Isoprene is developed by taking large petroleum molecules, heating them up to break them apart and separating the isoprene from hundreds of other products. Nathan Dicamillo, Newsweek, "New Eco-Friendly, Renewable Tires Stretch the Boundaries of Rubber Production," 6 Mar. 2017

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

First Known Use of isoprene

1860, in the meaning defined above

History and Etymology for isoprene

probably from is- + propyl + -ene

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Time Traveler for isoprene

The first known use of isoprene was in 1860

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iso·prene | \ˈī-sə-ˌprēn \

Medical Definition of isoprene 

: a flammable liquid unsaturated hydrocarbon C5H8 used especially in synthetic rubber

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