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

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English definition of “BMI”

BMI

noun [S] uk   us   /ˌbiː.emˈaɪ/
abbreviation for body mass index: a measurement of someone's weight in relation to their height: Adults who have a BMI of 30 or higher are defined as obese.
(Definition of BMI from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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