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Medical Definition of Polychlorinated biphenyl
1. Biphenyl in which some or all of the hydrogen atoms attached to ring carbons are replaced by chlorine atoms; a probable human carcingogen and teratogen. (05 Mar 2000)
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1. Biphenyl in which some or all of the hydrogen atoms attached to ring carbons are replaced by chlorine atoms; a probable human carcingogen and teratogen. (05 Mar 2000)