Definition of phenyl in English:


Line breaks: phenyl
Pronunciation: /ˈfiːnʌɪl
, ˈfɛnɪl


[as modifier] Chemistry
  • Of or denoting the radical —C6H5, derived from benzene by removal of a hydrogen atom: a phenyl group
    More example sentences
    • The composition of peptides was determined by amino acid analysis using the phenyl isothiocyanate method.
    • Polychlorinated biphenyls are a family of 209 congeners with 2 linked phenyl rings and variable chlorination.
    • We also varied the end group of the trichlorosilyl surfactant, using an amine, vinyl, bromo, or phenyl group to provide other surfaces of differing hydrophobicity.


mid 19th century: from French phényle, from Greek phaino- 'shining' (because first used in names of compounds denoting by-products of the manufacture of gas used for illumination).

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Pronunciation: kəːf
a slit made by cutting with a saw