octagon

noun oc·ta·gon \ ˈäk-tə-ˌgän \
Updated on: 16 Nov 2017

Definition of octagon

: a polygon of eight angles and eight sides

octagonal

play \äk-ˈta-gə-nᵊl\ adjective

octagonally

play \äk-ˈta-gə-nᵊl-ē\ adverb

Recent Examples of octagon from the Web

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Origin and Etymology of octagon

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


OCTAGON Defined for English Language Learners

octagon

noun

Definition of octagon for English Language Learners

  • mathematics : a flat shape that has eight sides and eight angles


OCTAGON Defined for Kids

octagon

noun oc·ta·gon \ ˈäk-tə-ˌgän \

Definition of octagon for Students

: a flat geometric figure with eight angles and eight sides

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