aryl group: Meaning and Definition of

ar'yl group"

Pronunciation: [key]
— Chem. Chem.
  1. any organic group derived from an aromatic hydrocarbon by the removal of a hydrogen atom, as phenyl, CH−, from benzene, CH. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.