• synonyms


  1. Abnormally thick skin.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Examples from the Web for pachyderma

Historical Examples of pachyderma

  • In the Hyla bistincta group, Hyla pachyderma is unique in having enlarged nuptial spines.

    A Review of the Frogs of the Hyla bistincta Group

    William E. Duellman

  • Hyla robertsorum, pachyderma, and crassa are the most aquatic members of the group.