Word.ws English Dictionary

15-gon

15-gon noun: synonym of pentadecagon: A polygon with fifteen sides.

Noun

15-gon (plural 15-gons)

  1. Synonym of pentadecagon: A polygon with fifteen sides.
    Synonyms:
    pentadecagon

Synonyms of 15-gon

Forms of 15-gon

plural15-gons

Origin of 15-gon

From fifteen + -gon.

Questions about 15-gon

What does 15-gon mean?
15-gon means synonym of pentadecagon: A polygon with fifteen sides.
What part of speech is 15-gon?
15-gon is a noun.
What is the plural of 15-gon?
The plural of 15-gon is 15-gons.

Words near 15-gon in the dictionary

  1. 15 minutes of fame
  2. 15 minutes of shame
  3. 15 puzzle
  4. 15 puzzles
  5. 15-crown-5
  6. 15-gon
  7. 15-gons
  8. 15-minute cities
  9. 15-minute city
  10. 1500 meters
  11. 1500 metres

Source and license

Adapted from Wiktionary: 15-gon (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.

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