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English definition of “assumption”

assumption

noun uk   /əˈsʌmp.ʃən/ us  

assumption noun (BELIEF)

C1 [C] something that you accept as true without question or proof: People tend to make assumptions about you when you have a disability. These calculations are based on the assumption that prices will continue to rise.
assumption of power, responsibility, etc. [U] the act of taking a position of power, responsibility, etc.: The revolutionaries' assumption of power took the army by surprise.
(Definition of assumption from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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