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English definition of “double”

double

verb [I/T] (TWICE)   /ˈdʌb·əl/
to become twice as much or as many, or to make something twice as much or as many: [I] Company profits have doubled in the last year. [T] For four people, just double the recipe (= make twice as much). If something or someone doubles as something or someone else, that person or thing has a second use or job: [I] The kitchen table doubles as my desk.
(Definition of double verb (TWICE) from the Cambridge Academic Content Dictionary © Cambridge University Press)
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