noun hip·po·pot·a·mus \ˌhi-pə-ˈpä-tə-məs\

: a large African animal that has an extremely large head and mouth and short legs and that spends most of its time in water

plural hip·po·pot·a·mus·es or hip·po·pot·a·mi\-ˌmī, -(ˌ)mē\

Full Definition of HIPPOPOTAMUS

:  a very large herbivorous 4-toed chiefly aquatic artiodactyl mammal (Hippopotamus amphibius) of sub-Saharan Africa with an extremely large head and mouth, bare and very thick grayish skin, and short legs; also :  a smaller closely related mammal (Choeropsis liberiensis) of western Africa

Illustration of HIPPOPOTAMUS


Latin, from Greek hippopotamos, alteration of hippos potamios, literally, riverine horse
First Known Use: 1563

Other Mammals Terms

dormouse, dugong, gibbon, grimalkin, sable, stoat, ungulate, vole


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