enneagon

E1N1N1E1A1G2O1N1
UK/ˈɛ.niː.ə.ɡən/

noun

Synonym of nonagon (“a polygon with nine sides”).

Similar
nonagon9-gonnonangle
Scrabble 9
Ask AI about this wordChatGPTClaudePerplexityGoogle AIGrok

Meanings

nounenneagon (plural enneagons)

plural enneagons

  1. geometrySynonym of nonagon (“a polygon with nine sides”).

    Synonyms: nonagon, 9-gon, nonagon, nonangle

Synonyms & antonyms

nounSynonym of nonagon (“a polygon with nine sides”).

Similar
nonagon9-gonnonagonnonangle
Also see
nonagon

Origin

From ennea- + -gon.

Full word history & related roots →

Translations

Arabic مَتْسَع
  • مَتْسَع (matsaʕ)a polygon with nine sides; a nonagon
Catalan enneàgon
  • enneàgona polygon with nine sides; a nonagon
Czech devítiúhelník
  • devítiúhelníka polygon with nine sides; a nonagon
Finnish yhdeksänkulmio
  • yhdeksänkulmioa polygon with nine sides; a nonagon
French ennéagone
  • ennéagonea polygon with nine sides; a nonagon
German Neuneck
  • Neunecka polygon with nine sides; a nonagon
Greek εννεάγωνο
  • εννεάγωνο (enneágono)a polygon with nine sides; a nonagon
Hebrew מתושע
  • מתושע (metushá)a polygon with nine sides; a nonagon
Japanese 九角形
  • 九角形 (kyūkakukei)a polygon with nine sides; a nonagon
Korean 구각형
  • 구각형 (gugakhyeong)a polygon with nine sides; a nonagon
Polish dziewięciokąt, dziewięciobok
  • dziewięciokąta polygon with nine sides; a nonagon
  • dziewięcioboka polygon with nine sides; a nonagon
Russian девятиугольник
  • девятиугольник (devjatiugolʹnik)a polygon with nine sides; a nonagon
Spanish eneágono
  • eneágonoa polygon with nine sides; a nonagon
Cite this entry
APA

enneagon. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/enneagon

MLA

“enneagon.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/enneagon. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “enneagon,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/enneagon.

Source: enneagon on Wiktionary, CC BY-SA 4.0.