biphenyl

noun

bi·​phe·​nyl (ˌ)bī-ˈfe-nᵊl How to pronounce biphenyl (audio) -ˈfē- How to pronounce biphenyl (audio)
: 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, 4 Oct. 2017

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'biphenyl.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

International Scientific Vocabulary

First Known Use

1864, in the meaning defined above

Time Traveler
The first known use of biphenyl was in 1864

Dictionary Entries Near biphenyl

Cite this Entry

“Biphenyl.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/biphenyl. Accessed 23 Apr. 2024.

Medical Definition

biphenyl

noun
bi·​phe·​nyl (ˈ)bī-ˈfen-ᵊl How to pronounce biphenyl (audio) -ˈfēn- How to pronounce biphenyl (audio)
: a white crystalline hydrocarbon C6H5·C6H5

called also diphenyl

More from Merriam-Webster on biphenyl

Love words? Need even more definitions?

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