diphenyl

American  

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

noun

Chemistry.

1. biphenyl.

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diphenyl British  

/ daɪˈfiːnaɪl, -ˈfɛnɪl, -nɪl /

noun

1. another name for biphenyl

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Etymology

Origin of diphenyl

First recorded in 1860–65

Example Sentences

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

It certainly does not help that so many of the chemicals they produce have such terrifyingly long and alien names… polybrominated diphenyl ether and hexabromocyclododecane, for example.

From BBC • Sep. 26, 2014

Violet.—Hessian purple, Congo Corinth, heliotrope, Congo violet, diamine violet, Hessian violet, azo violet, benzo violet, violet black, diamine Bordeaux, chlorantine lilac, diphenyl violet, triazol violet, Columbia violet.

From Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 8 "Dubner" to "Dyeing" by Various