īˈōd.ə, -ōtə, in sense 1 sometimes ēˈō- noun
( -s )
Etymology: Latin iota, jota, from Greek iōta — more at jot
1. : the ninth and smallest letter of the Greek alphabet — symbol I or ι; see alphabet table
2. : an infinitesimal amount : a very small degree : jot
of statesmanship he had not an iota — S.H.Adams
he had used a lance … nicely, to extract the last iota of pain — F.V.W.Mason