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English definition of “base sth on sth”

base sth on sth

verb [T usually + adv/prep] uk phrasal verb with base   /beɪs/ us  
B1 If you base something on facts or ideas, you use those facts or ideas to develop it: The film is based on a short story by Thomas Mann.Being based on or depending on something
(Definition of base sth on sth from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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