exoskeleton


exo·skel·e·ton

noun \ˌek-sō-ˈske-lə-tən\

Definition of EXOSKELETON

1
:  an external supportive covering of an animal (as an arthropod)
2
:  bony or horny parts of a vertebrate produced from epidermal tissues
3
:  an artificial external supporting structure
exo·skel·e·tal \-lə-təl\ adjective

First Known Use of EXOSKELETON

1847

exo·skel·e·ton

noun \ˌek-sō-ˈskel-ət-ən\   (Medical Dictionary)

Medical Definition of EXOSKELETON

1
: an external supportive covering of an animal (as the system of sclerites covering the body of an insect)—compare endoskeleton
2
: bony or horny parts (as nails, hooves, or scales) of a vertebrate produced from epidermal tissues
exo·skel·e·tal \-ət-əl\ adjective

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