Definition of phenylene in English:

phenylene

noun

Chemistry
  • Originally: a supposed hydrocarbon having the formula C₆H₄. Now: each of three divalent radicals —C₆H₄—, derived from benzene by the loss of two hydrogen atoms. Usually attributive or in the names of chemical compounds.

Origin

Mid 19th century. From phenyl + -ene.

Pronunciation

phenylene

/ˈfɛnɪliːn/