[pachy.derm] n [F pachyderme, fr. Gk pachydermos thick-skinned, fr. pachys thick + derma skin; akin to Skt bahu dense, much--more at derm-] (1838): any of various nonruminant hoofed mammals (as an elephant, a rhinoceros, or a pig) most of which have a thick skin
PACHYDERM
Meaning of PACHYDERM in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012