— pachydermal, pachydermous, pachydermic, pachydermoid , adj.
/pak"i derrm'/ , n.
1. any of the thick-skinned, nonruminant ungulates, as the elephant, hippopotamus, and rhinoceros.
2. an elephant.
3. a person who is not sensitive to criticism, ridicule, etc.; a thick-skinned person.
[ 1830-40; Pachyderma, assumed sing. of Pachydermata (pl.) obs. order name pachý ( s ) thick + -dérmata, neut. pl. of -dermatos -skinned, adj. deriv. of dermat-, s. of dérma skin, DERMA 1 ]