WordReference Random House Unabridged Dictionary of American English © 2026
pol•y•bro′min•at•ed biphen′yl
(pol′ē brō′mə nā′tid),USA pronunciation [Chem.]
- ChemistrySee PBB.
- poly- + brominated 1970–75
'polybrominated biphenyl' also found in these entries (note: many are not synonyms or translations):