exoskeleton Meaning, Definition & Usage

  1. noun the exterior protective or supporting structure or shell of many animals (especially invertebrates) including bony or horny parts such as nails or scales or hoofs

WordNet


Ex`o*skel"e*ton noun
Etymology
Exo- + skeleton
Definitions
  1. (Anat.) The hardened parts of the external integument of an animal, including hair, feathers, nails, horns, scales, etc.,as well as the armor of armadillos and many reptiles, and the shells or hardened integument of numerous invertebrates; external skeleton; dermoskeleton.

Webster 1913