Meaning of antimonyl

an•ti•mo•nyl

Pronunciation: (an'tu-mu-nil, an-tim'u-), [key]
— n. Chem.
  1. the univalent group –SbO, believed to exist in certain compounds, as antimony potassium tartrate, K(SbO)CHO.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.