Word.ws English Dictionary

undecagon

Syllables: un·de·ca·gon

undecagon noun: a polygon with eleven sides and eleven angles.

Noun

undecagon (plural undecagons)

  1. A polygon with eleven sides and eleven angles.
    Synonyms:
    11-gon, hendecagon

Synonyms of undecagon

Forms of undecagon

pluralundecagons

Origin of undecagon

From undeca- + -gon.

Questions about undecagon

What does undecagon mean?
Undecagon means a polygon with eleven sides and eleven angles.
What part of speech is undecagon?
Undecagon is a noun.
What is the plural of undecagon?
The plural of undecagon is undecagons.

Words near undecagon in the dictionary

  1. undecaacetates
  2. undecaborate
  3. undecaborates
  4. undecadent
  5. undecaffeinated
  6. undecagon
  7. undecagonal
  8. undecagons
  9. undecahedra
  10. undecahedron
  11. undecahedrons

Source and license

Adapted from Wiktionary: undecagon (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Flame, not lame-undecagon.wav.

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