[noun]I don't need sugar - I've got a/some sweetener (= an artificial substance that produces a similar taste to sugar) for my coffee. [C or U](figurative) The government has been accused of offering sweeteners to various companies (= offering money or presents in order to persuade them to do something). [C]
SWEETENER
Meaning of SWEETENER in English
Cambridge English vocab. Кембриджский английский словарь. 2012