thioaldehyde: Meaning and Definition of

thi•o•al•de•hyde

Pronunciation: (thī"ō-al'du-hīd"), [key]
— n. Chem.
  1. any of a class of compounds formed by the action of hydrogen sulfide on aldehydes, and regarded as aldehydes with the oxygen replaced by sulfur.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.