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English definition of “optimum”

optimum

adjective [before noun]
 
 
/ˈɒptɪməm/
the best or most effective possible in a particular situation: A mixture of selected funds is an optimum choice for future security and return on investment. The figures show investment below the optimum level in the UK. The software keeps your hard disk organized for optimum performance. → See also optimal
(Definition of optimum from the Cambridge Business English Dictionary © Cambridge University Press)
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