polychlorinated biphenyl
[ pol-ee-klawr-uh-ney-tid, -klohr- ]
/ ˌpɒl iˈklɔr əˌneɪ tɪd, -ˈkloʊr- /
noun Chemistry.
PCB.
Origin of polychlorinated biphenyl
1960–65;
poly- +
chlorinated
Words nearby polychlorinated biphenyl
polycarpous,
polycentric,
polycentrism,
polychaete,
polychasium,
polychlorinated biphenyl,
polychondritis,
polychromasia,
polychromatic,
polychromatophil,
polychromatophilia
British Dictionary definitions for polychlorinated biphenyl
polychlorinated biphenyl
/ (ˌpɒlɪˈklɔːrɪˌneɪtɪd) /
noun
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
Medical definitions for polychlorinated biphenyl
polychlorinated biphenyl
[ pŏl′ē-klôr′ə-nā′tĭd ]
n.
PCB
Scientific definitions for polychlorinated biphenyl
polychlorinated biphenyl
[ pŏl′ē-klôr′ə-nā′tĭd ]
See PCB.