sulfate

sulfate · noun¹

1. Latin · derived fromsulphur“sulfur”
2. New Latin · derived fromsulphatum
3. French · derived fromsulfate
4. English todaysulfate

From French sulfate, from New Latin sulphatum, taken from the expression acidum sulphatum (“sulfuric acid”), from sulphatus, from Latin sulphur (“sulfur”). The term was first used in 1787 by the French chemist L. B. G. De Morveau. Equivalent to sulf(ur) + -ate (“salt or ester”).

sulfate · verb²

From the above noun, through -ate (verb-forming suffix).