Meaning of -ATE in English

-ATE

In chemistry it is used to denote the salts formed from those acids whose names end -ic (excepting binary or halogen acids); as, sulphate from sulphuric acid, nitrate from nitric acid, etc. It is also used in the case of certain basic salts.

Webster's Revised Unabridged English Dictionary.      Пересмотренный полный словарь английского языка Webster.