KETO Meaning of KETO in English transcription, транскрипция: [ ˈkē-(ˌ)tō ]adjectiveEtymology: ket-Date: 1891: of or relating to a ketone ; also : containing a ketone group Merriam-Webster's Collegiate English vocabulary. Энциклопедический словарь английского языка Merriam Webster. 2003