hydroxyl group: Meaning and Definition of

hydrox'yl group"

Pronunciation: [key]
  1. the univalent group –OH, as in inorganic compounds, such as sodium hydroxide, NaOH, or as in organic compounds, such as ethyl alcohol, CHO. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.