Dictionary.com
definitions
  • synonyms

pachyderm

[pak-i-durm]
noun
  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.
Show More

Origin of pachyderm

1830–40; < New Latin Pachyderma, assumed singular of Pachydermata (plural) obsolete order name < Greek pachý(s) thick + -dérmata, neuter plural of -dermatos -skinned, adj. derivative of dermat-, stem of dérma skin, derma1
Related formspach·y·der·mal, pach·y·der·mous, pach·y·der·mic, pach·y·der·moid, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for pachydermous

Historical Examples of 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


British Dictionary definitions for pachydermous

pachyderm

noun
  1. any very large thick-skinned mammal, such as an elephant, rhinoceros, or hippopotamus
Show More
Derived Formspachydermatous, adjective

Word Origin for pachyderm

C19: from French pachyderme, from Greek pakhudermos thick-skinned, from pakhus thick + derma skin
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for pachydermous

pachyderm

n.

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).

Show More
Online Etymology Dictionary, © 2010 Douglas Harper

pachydermous in Science

pachyderm

[păkĭ-dûrm′]
  1. Any of various large, thick-skinned mammals, such as the elephant, rhinoceros, or hippopotamus.
Show More
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.