billionth definition, meaning - what is billionth in the British English Dictionary & Thesaurus - Cambridge Dictionaries Online

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English definition of “billionth”

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billionth

ordinal number uk   /ˈbɪl.i.ənθ/  us   /-jənθ/
1,000,000,000th written as a word

billionth

noun [C] uk   /ˈbɪl.i.ənθ/  us   /-jənθ/
one of a billion equal parts of something: a/one billionth of a second
Translations of “billionth”
in Chinese (Traditional) 第十億個…
in Chinese (Simplified) 第十亿个…
(Definition of billionth from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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