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English definition of “equivalent”

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adjective  /ɪˈkwɪv·ə·lənt/ us  
equal to or having the same effect as something else: A mile is equivalent to about 1.6 kilometers.equivalent equations mathematics Equivalent equations are two equations (= mathematical statements) that have the same solutions.
noun [C]  /ɪˈkwɪv·ə·lənt/ us  
A day on the planet Mercury is the equivalent of 176 days on Earth.
(Definition of equivalent from the Cambridge Academic Content Dictionary © Cambridge University Press)
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