exoskeleton

noun

exo·​skel·​e·​ton ˌek-sō-ˈske-lə-tən How to pronounce exoskeleton (audio)
1
: an external supportive covering of an animal (such as an arthropod)
2
: bony or horny parts of a vertebrate produced from epidermal tissues
3
: an artificial external supporting structure
exoskeletal adjective

Examples of exoskeleton in a Sentence

Recent Examples on the Web
These examples are automatically compiled from online sources to illustrate current usage. Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Their exoskeletons turned up later, crisp-fried atop a meat dish. Ann Abel, Forbes, 23 Sep. 2024 When ground bees come into contact with diatomaceous earth, the microscopic, sharp particles within the powder abrade their exoskeletons, leading to dehydration and death. Nafeesah Allen, Better Homes & Gardens, 22 Sep. 2024 The exoskeleton of Starlink satellites surrounding Earth, invisible from the ground, will feel almost palpable, shifting with the whims of the richest person in the world, who controls it all. Marina Koren, The Atlantic, 5 Sep. 2024 The insects are reddish-tan in color and are elongated, with a shiny exoskeleton. Emily Deletter, USA TODAY, 13 Aug. 2024 See all Example Sentences for exoskeleton 

Word History

First Known Use

1847, in the meaning defined at sense 1

Time Traveler
The first known use of exoskeleton was in 1847

Dictionary Entries Near exoskeleton

Cite this Entry

“Exoskeleton.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/exoskeleton. Accessed 19 Nov. 2024.

Kids Definition

exoskeleton

noun
exo·​skel·​e·​ton ˌek-sō-ˈskel-ət-ᵊn How to pronounce exoskeleton (audio)
: a hard supporting or protective structure (as of an insect, spider, or crustacean) on the outside of the body

Medical Definition

exoskeleton

noun
exo·​skel·​e·​ton ˌek-sō-ˈskel-ət-ᵊn How to pronounce exoskeleton (audio)
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
exoskeletal adjective

More from Merriam-Webster on exoskeleton

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!