fīˈōmēə noun
Usage: capitalized
Etymology: New Latin, from Coptic ph-iom the sea, the lake (from Egyptian ym sea, from a Canaanite word akin to Hebrew yām ) + New Latin -ia; from its discovery in the Faiyum, lake province of Egypt
: a genus of long-jawed mastodons (family Gomphotheriidae) found in the Oligocene of Egypt