Origin of hippopotamusClassical Latin ; from Classical Greek hippopotamos, literally , river horse ; from hippos (see hippo-) + potamos, river, origin, originally , that which goes down ; from Indo-European base an unverified form pet-, to fall, fly from source feather, Classical Greek pteryx, wing
nounpl. hip·po·pot·a·mus·es or hip·po·pot·a·mi
- A large, chiefly aquatic African herbivorous mammal (Hippopotamus amphibius) having thick, dark, almost hairless skin, short legs with four toes, and a broad, wide-mouthed muzzle. Also called river horse.
- The pygmy hippopotamus.
Origin of hippopotamusLatin, from Greek hippopotamos : hippos, horse; see ekwo- in Indo-European roots + potamos, river; see pet- in Indo-European roots.
(plural hippopotamuses or hippopotami or hippopotamus)
From Latin and New Latin hippopotamus, from Ancient Greek ἱπποπόταμος (hippopotamos), from ἵππος (hippos, “horse”) (English hippo-) + ποταμός (potamos, “river”).
From Latin and New Latin hippopotamus, from Ancient Greek ἱπποπόταμος (hippopotamos), from ἵππος (hippos, “horse”) + ποταμός (potamos, “river”).