PCB

noun

ˌpē-(ˌ)sē-ˈbē How to pronounce PCB (audio)
: polychlorinated biphenyl

Word History

First Known Use

1966, in the meaning defined above

Time Traveler
The first known use of PCB was in 1966

Dictionary Entries Near PCB

PC

PCB

pce

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Cite this Entry

“PCB.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/PCB. Accessed 18 Apr. 2024.

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Medical Definition

More from Merriam-Webster on PCB

Britannica.com: Encyclopedia article about PCB

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