ZETA Meaning of ZETA in English transcription, транскрипция: [ ˈzā-tə, ˈzē- ]nounEtymology: Greek zētaDate: 1823: the 6th letter of the Greek alphabet — see alphabet table Merriam-Webster's Collegiate English vocabulary. Энциклопедический словарь английского языка Merriam Webster. 2003