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English definition of “unreasonable”

unreasonable

adjective uk   /ʌnˈriː.zən.ə.bl̩/ us  
B2 not fair or acceptable: unreasonable demands [+ to infinitive] It seems unreasonable to expect one person to do both jobs.
unreasonably
adverb uk   /-bli/ us  
(Definition of unreasonable from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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