Medical Dictionary
polybrominated biphenyl
noun poly·bro·mi·nat·ed biphenyl \ˌpäl-i-ˈbrō-mə-ˌnāt-əd-\
Medical Definition of POLYBROMINATED BIPHENYL
: any of several compounds that are similar to polychlorinated biphenyls in environmental toxicity and in structure except that various hydrogen atoms are replaced by bromine rather than chlorine—called also PBB
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