We found 11 dictionaries that define the word -gon:

General (8 matching dictionaries)

1. -gon: Merriam-Webster
2. -gon: Oxford Learner's Dictionaries
3. -gon: Collins English Dictionary
4. -gon: Wiktionary
5. -gon: Webster's New World College Dictionary, 4th Ed.
6. -gon: The Wordsmyth English Dictionary-Thesaurus
7. -gon: Dictionary.com
8. -gon: MyWord.info

Art (1 matching dictionary)

9. -gon: A Cross Reference of Latin and Greek Elements

Science (2 matching dictionaries)

10. -gon: PlanetMath Encyclopedia
11. Glossary of Roots of Botanical Names (No longer online)

Types: pentagon, hexagon, heptagon, octagon, nonagon, decagon, more... ▸ Words similar to -gon ▸ Usage examples for -gon ▸ Idioms related to -gon ▸ Wikipedia articles (New!) ▸ Words that often appear near -gon ▸ Rhymes of -gon ▸ Invented words related to -gon