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English definition of “under”

under

adverb
 
 
/ˈʌndər/
BELOW THE SURFACE below the surface of something: The child was swimming and suddenly started to go under.Under and below
LESS THAN less than a particular number, amount, or age: I want a computer that is £500 or under.Small in number and quantity
(Definition of under adverb from the Cambridge Learners Dictionary © Cambridge University Press)
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