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English definition of “bison”

bison

noun [C] uk   /ˈbaɪ.sən/ (plural bison) us  
a large wild animal, similar to a cow but having a larger head and shoulders covered in hair, found in North America and Europe. The North American bison is also called buffalo.
(Definition of bison from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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