biphenyl
/baɪˈfɛnəl/
noun
- A chemical compound consisting of two benzene rings linked together, used in industrial products and sometimes as a pollutant.
- Biphenyl is used in the production of certain plastics and dyes.
- The lab synthesized biphenyl for use in a new heat-transfer fluid.
- Environmental tests showed traces of biphenyl in the river near the factory.