bi·​phe·​nyl | \ (ˌ)bī-ˈfe-nᵊl , -ˈfē- \

Definition of biphenyl

: a white crystalline hydrocarbon C6H5·C6H5 used especially as a heat-transfer medium and in organic synthesis also : a derivative of biphenyl

Examples of biphenyl in a Sentence

Recent Examples on the Web

Swann had financed the conversion of benzene into biphenyl, and now biphenyl into PCBs. Rebecca Altman, The Atlantic, "How the Benzene Tree Polluted the World," 4 Oct. 2017

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

First Known Use of biphenyl

1864, in the meaning defined above

History and Etymology for biphenyl

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Time Traveler for biphenyl

The first known use of biphenyl was in 1864

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More Definitions for biphenyl


bi·​phe·​nyl | \ (ˈ)bī-ˈfen-ᵊl , -ˈfēn- \

Medical Definition of biphenyl

: a white crystalline hydrocarbon C6H5·C6H5

called also diphenyl

More from Merriam-Webster on biphenyl Encyclopedia article about biphenyl

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