Meaning of EXOSKELETON
| Pronunciation: | | `eksow'skelitn
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 WordNet Dictionary |
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| | Definition: | | [n] 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 |
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| | See Also: | | body covering, carapace, cuticle, frame, shell, skeletal system, skeleton, systema skeletale | |
| Webster's 1913 Dictionary |
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| | Definition: | | \Ex`o*skel"e*ton\, n. [Exo- + skeleton] (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.
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| Biology Dictionary |
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| | Definition: | | - A skeleton, or support structure, which supports the organism's body from the outside and is formed from the ectoderm. All arthropods (spiders, insects, crustaceans, horseshoe crabs, etc.) possess one. Compare endoskeleton.
- Any structure that is formed from the ectoderm in vertebrates, like nails, claws, hair, fur, horns, or teeth. (Note: does not include skin, which is an organ.)
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