noun Etymology: Latin, from Greek iōta, of Semitic origin; akin to Hebrew yōdh yod Date: 1542 the 9th letter of the Greek alphabet, an infinitesimal amount ; jot
IOTA
Meaning of IOTA in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012