iota

noun

/aɪˈəʊtə/

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[singular] (usually used in negative sentences通常用于否定句) an extremely small amount微量；极少量
- There is not one iota of truth (= no truth at all) in the story.这种说法没有丝毫真实性。
- I don't think that would help one iota.我认为那样毫无帮助。
the 9th letter of the Greek alphabet (I, ι)希腊字母表的第 9 个字母

Word Originfrom Greek iōta. This arose because iota is the smallest letter of the Greek alphabet: compare with jot.

BNC: 24520 COCA: 22753

iota