eversion

noun

ever·​sion i-ˈvər-zhən How to pronounce eversion (audio)
-shən
1
: the act of turning inside out : the state of being turned inside out
eversion of the bladder
2
: the condition (as of the foot) of being turned or rotated outward
eversible adjective

Examples of eversion in a Sentence

Recent Examples on the Web In contrast, the eversion technique used in the new study has no such limit on size. IEEE Spectrum, 16 May 2023 In theory, eversion could help deploy a grid that could cover the entire surface of the brain, the researchers say. IEEE Spectrum, 16 May 2023 And there’s people doing other things, there’s people working on the proof of sphere eversion. Quanta Magazine, 29 June 2022 Made from thin polyethylene, the robot expands from its tip by eversion. Annalee Newitz, Ars Technica, 20 July 2017

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'eversion.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1567, in the meaning defined at sense 1

Time Traveler
The first known use of eversion was in 1567

Dictionary Entries Near eversion

Cite this Entry

“Eversion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/eversion. Accessed 25 Feb. 2024.

Medical Definition

eversion

noun
ever·​sion i-ˈvər-zhən, -shən How to pronounce eversion (audio)
1
: the act of turning inside out : the state of being turned inside out
eversion of the eyelid
eversion of the bladder
2
: the condition (as of the foot) of being turned or rotated outward compare inversion sense 1b
eversible adjective
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