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English definition of “iota”

iota

noun uk   /aɪˈəʊ.tə/ us    /-ˈoʊ.t̬ə/

iota noun (small amount)

[S] an extremely small amount: I haven't seen one iota of evidence to support his claim.Words meaning small pieces and amounts

iota noun (letter)

[C or U] (symbol I, ι) language, mathematics, science the ninth letter of the Greek alphabet
(Definition of iota from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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