outermost

adjective

out·​er·​most ˈau̇-tər-ˌmōst How to pronounce outermost (audio)
Synonyms of outermostnext
: farthest out

Examples of outermost in a Sentence

The arrow hit the outermost ring on the target. the outermost planet in our solar system
Recent Examples on the Web
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.
Then there’s panthenol, a skincare ingredient that dermatologists rate for boosting hydration and supporting the skin barrier, essentially the outermost layer of skin that keeps good stuff in (like moisture) and bad stuff out (like bacteria). Jacqueline Kilikita, Refinery29, 5 Feb. 2026 An ordinance introduced by the council last week would require law enforcement officers to have the name of their law enforcement agency on the outermost layer of their uniform. Mara H. Gottfried, Twin Cities, 4 Feb. 2026 The process, known as lithospheric foundering, resembles a geological process on Earth in which portions of the planet's outermost layer sink into the mantle. Sharmila Kuthunur, Space.com, 23 Jan. 2026 Together, the pair of satellites create artificial total solar eclipses that give scientists a glimpse into the corona, the outermost layer of the sun’s atmosphere. Meghan Bartels, Scientific American, 21 Jan. 2026 See All Example Sentences for outermost

Word History

First Known Use

14th century, in the meaning defined above

Time Traveler
The first known use of outermost was in the 14th century

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Cite this Entry

“Outermost.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/outermost. Accessed 21 Feb. 2026.

Kids Definition

outermost

adjective
out·​er·​most ˈau̇t-ər-ˌmōst How to pronounce outermost (audio)
: farthest out

More from Merriam-Webster on outermost

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