polychlorinated biphenyl

[ pol-ee-klawr-uh-ney-tid bahy-fen-l, ‐feen-l ]

nounChemistry.

Origin of polychlorinated biphenyl

1
First recorded in 1960–65; poly- + chlorinated

Words Nearby polychlorinated biphenyl

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British Dictionary definitions for polychlorinated biphenyl

polychlorinated biphenyl

/ (ˌpɒlɪˈklɔːrɪˌneɪtɪd) /


noun
  1. any of a group of compounds in which chlorine atoms replace the hydrogen atoms in biphenyl: used in industry in electrical insulators and in the manufacture of plastics; a toxic pollutant that can become concentrated in animal tissue: Abbreviation: PCB

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

Scientific definitions for polychlorinated biphenyl

polychlorinated biphenyl

[ pŏl′ē-klôrə-nā′tĭd ]


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