Pronunciation: (sul'fāt), [key]
—n., v., -fat•ed, -fat•ing.
Chem.a salt or ester of sulfuric acid.
1. to combine, treat, or impregnate with sulfuric acid, a sulfate, or sulfates.
2. to convert into a sulfate.
3. Elect.to form a deposit of lead-sulfate compound on (the lead electrodes of a storage battery).
to become sulfated.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.