endoskeleton
noun
en·do·skel·e·ton
ˌen-dō-ˈske-lə-tən 
: an internal skeleton or supporting framework in an animal
Examples of endoskeleton in a Sentence
Recent Examples on the Web
Like all echinoderms, starfish have endoskeletons built of tiny bones, or ossicles, linked by muscles and collagen fibers that allow the animals to change posture and move.
—
Elizabeth Rayne, Ars Technica, 14 Sep. 2024
There is also quite a lot of diecast throughout the toy, mainly acting as an endoskeleton to help with the transformation but also in the joints.
—Ollie Barder, Forbes, 1 Mar. 2021
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Elizabeth Rayne, Ars Technica, 14 Sep. 2024
There is also quite a lot of diecast throughout the toy, mainly acting as an endoskeleton to help with the transformation but also in the joints.
—Ollie Barder, Forbes, 1 Mar. 2021
Cite this Entry
“Endoskeleton.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/endoskeleton. Accessed 3 Jul. 2025.
Copy CitationKids Definition
endoskeleton
noun
en·do·skel·e·ton
ˌen-dō-ˈskel-ət-ᵊn
: an inside skeleton or supporting framework in an animal
Medical Definition
endoskeleton
noun
en·do·skel·e·ton
ˌen-dō-ˈskel-ət-ᵊn
: an internal skeleton or supporting framework in an animal compare exoskeleton
Love words? Need even more definitions?
Merriam-Webster unabridged
Share