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.
Typically, what is layered below the oceanic crust is a rigid upper mantle -- the outermost rocky shell. Julia Jacobo, ABC News, 15 Dec. 2025 The corona is the sun’s outermost atmosphere. Jenna Prestininzi, Freep.com, 8 Dec. 2025 According to Hawakawa, this description has been historically associated with a solar corona — the outermost layer of the sun, which peaks out around the edges of the moon as the moon passes between the Earth and sun during an eclipse. Julian Dossett, Space.com, 5 Dec. 2025 The tree came with helpful instructions that guided you to fluff from the interior branches out the outermost branches. Audrey Lee, Architectural Digest, 20 Oct. 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

Browse Nearby Words

Cite this Entry

“Outermost.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/outermost. Accessed 18 Dec. 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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