| Definition -
The Greek name for the letter i.
1. The dot in the letter i is called the tittle.
Etymology - The Greek name derives from the Hebrew yodh.
Oxford English Dictionary - Its first English citation is from 1607:
"The Nisæan horses (written with Iota [1658 Jota] and simple Sigma, as Eustathius writeth) are the most excellent."
(Topsell Four-f. Beasts 290 )