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English definition of “unreasonable”

unreasonable

adjective  /ʌnˈri·zə·nə·bəl/ us  
not based on or using good judgment; not fair: It’s unreasonable to expect him to work every weekend.
unreasonably
adverb  /ʌnˈri·zə·nə·bli/ us  
He thinks the cops acted unreasonably.
(Definition of unreasonable from the Cambridge Academic Content Dictionary © Cambridge University Press)
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