octagon

noun

oc·​ta·​gon ˈäk-tə-ˌgän How to pronounce octagon (audio)
: a polygon of eight angles and eight sides
octagonal adjective
octagonally adverb

Examples of octagon in a Sentence

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.
Now, with a couple of well executed jabs and wins under his belt, the Skydance founder and his seasoned crew seem more like the masters of the Hollywood octagon. Dominic Patten, Deadline, 13 Aug. 2025 He was supposed to return last year, but a toe injury kept him out of the octagon. Ryan Morik, FOXNews.com, 4 Aug. 2025 Moments after Pantoja’s win, Van challenged Pantoja with both standing nose to nose before exiting the octagon. W.g. Ramirez, Los Angeles Times, 29 June 2025 In place of a grand altar, Sunna erected a simple table, surrounded by an octagon of benches where the bishop and members of the Sámi community would sit face to face with a sense of equality and respect. Thomas A. Dubois, The Conversation, 27 June 2025 See All Example Sentences for octagon

Word History

Etymology

Latin octagonum, from Greek oktagōnon, from okta- + -gōnon -gon

First Known Use

1594, in the meaning defined above

Time Traveler
The first known use of octagon was in 1594

Browse Nearby Words

Cite this Entry

“Octagon.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/octagon. Accessed 19 Aug. 2025.

Kids Definition

octagon

noun
oc·​ta·​gon ˈäk-tə-ˌgän How to pronounce octagon (audio)
: a polygon with eight angles and eight sides
octagonal adjective

More from Merriam-Webster on octagon

Last Updated: - Updated example sentences
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