outermost

adjective

out·​er·​most ˈau̇-tər-ˌmōst How to pronounce outermost (audio)
: 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.
This focal plane was installed within a vacuum chamber that was sealed by a 3-ft-wide lens – the first of three, with the outermost increasing the diameter to 5 ft. Paul Ridden june 28, New Atlas, 28 June 2025 When the Fire Nation attacked Wang and colleagues radiocarbon dated the stumps’ outermost rings to find out when the trees had stopped growing, and the answer is around 2,100 years ago (give or take about 70 years). ArsTechnica, 24 Apr. 2025 Improves Skin Barrier The skin barrier is the outermost layer of skin that protects against infection, toxins, water loss, and injuries.4 Applying baby oil may help keep your skin barrier strong by locking in moisture. Julie Marks, Verywell Health, 26 June 2025 Metcalf opened the outermost door of room 316, despite the doorknob having been blasted off, Kosidlo behind him, and stepped into the vestibule. Sally Ventura june 23, Literary Hub, 23 June 2025 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 29 Jul. 2025.

Kids Definition

outermost

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

More from Merriam-Webster on outermost

Last Updated: - Updated example sentences
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