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heptagonal

[ hep-tag-uh-nl ]
/ hɛpˈtæg ə nl /
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adjective
having seven sides or angles.
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QUIZ YOURSELF ON "IS" VS. "ARE"
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Origin of heptagonal

First recorded in 1605–15; heptagon + -al1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use heptagonal in a sentence

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