Main Entry: pachy·derm

Pronunciation: \ˈpa-ki-ˌdərm\

Function: noun

Etymology: French pachyderme, from Greek pachydermos thick-skinned, from pachys thick + derma skin; akin to Sanskrit bahu dense, much — more at derm-

Date: 1838

: any of various nonruminant mammals (as an elephant, a rhinoceros, or a hippopotamus) of a former group (Pachydermata) that have hooves or nails resembling hooves and usually thick skin; especially : elephant