- any of the thick-skinned, nonruminant ungulates, as the elephant, hippopotamus, and rhinoceros.
- an elephant.
- a person who is not sensitive to criticism, ridicule, etc.; a thick-skinned person.
Origin of pachyderm
Examples from the Web for pachydermous
The unicorn of holy writ would appear rather to be a pachydermous creature, of great strength and formidable ferocity.Travels in Tartary, Thibet, and China
Evariste Regis Huc
It was impossible to score an advantage over his stolid strength and pachydermous insensibility.The Fighting Edge
William MacLeod Raine
- any very large thick-skinned mammal, such as an elephant, rhinoceros, or hippopotamus
Word Origin and History for pachydermous
1838, from French pachyderme (c.1600), adopted as a biological term 1797 by French naturalist Georges Léopole Chrétien Frédéric Dagobert, Baron Cuvier (1769-1832), from Greek pachydermos "thick-skinned," from pachys "thick, large, massive," from PIE *bhengh- "thick, fat" (cf. Sanskrit bahu- "much, numerous" Avestan bazah- "height, depth," Hittite pankush "large," Old Norse bingr "heap," Old High German bungo "a bulb," Lithuanian biess "thick") + derma "skin" (see derma).
- Any of various large, thick-skinned mammals, such as the elephant, rhinoceros, or hippopotamus.