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hippopotamus

 
/ˌhɪp·əˈpɑt̬·ə·məs/ n [C] (short form hippo /ˈhɪp·oʊ/)

Definition

a large, dark gray animal of Africa that lives in or near rivers and that has a big head, short legs, and thick skin
(Definition of hippopotamus n from the Cambridge Academic Content Dictionary © Cambridge University Press)

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