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diphenyl

American

[dahy-fen-l, -feen-l] / daɪˈfɛn l, -ˈfin l /

noun

Chemistry.

biphenyl.

diphenyl British

/ daɪˈfiːnaɪl, -ˈfɛnɪl, -nɪl /

noun

another name for biphenyl

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of diphenyl

First recorded in 1860–65

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Polybrominated diphenyl ethers, or PBDEs, are fire-retardant chemicals that are found everywhere -- upholstery, carpets, curtains, electronics, and even infant products.

From Science Daily • Nov. 22, 2024

The research found the levels of banned PBDEs, or polybrominated diphenyl ethers, in breast milk have declined some 70% over the past two decades.

From Seattle Times • Jul. 21, 2023

Flame retardant chemicals, short-chain chlorinated paraffins and polybrominated diphenyl ethers disrupt endocrine function and negatively affect reproductive health.

From The Guardian • Nov. 15, 2019

All these things are likely to contain unnatural substances such as polybrominated diphenyl ether or hexabromocyclododecane.

From BBC • Sep. 26, 2014

This grouping is not always colour-producing, since diphenyl is colourless.

From Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 1 "Châtelet" to "Chicago" by Various

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023