iota
noun /aɪˈəʊtə/
/aɪˈəʊtə/
- [singular] (usually used in negative sentences) an extremely small amount
- There is not one iota of truth (= no truth at all) in the story.
- I don't think that would help one iota.
- the 9th letter of the Greek alphabet (I, ι)
Word Originfrom Greek iōta. This arose because iota is the smallest letter of the Greek alphabet: compare with jot.