Examples of nonagon in a Sentence
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The cylindrical core is a dull metallic silver with several irregular nonagon fuel assemblies arranged in its center.
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Daniel Oberhaus, Wired, 15 May 2020
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Daniel Oberhaus, Wired, 15 May 2020
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“Nonagon.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/nonagon. Accessed 4 Jul. 2025.
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nonagon
noun
no·na·gon
ˈnō-nə-ˌgän 
: a polygon of nine angles and nine sides
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