We found 14 dictionaries that define the word three-sided:

General (13 matching dictionaries)

1. three-sided: Oxford Learner's Dictionaries
2. three-sided, three-sided: Collins English Dictionary
3. three-sided: Vocabulary.com
4. three-sided: Wordnik
5. three-sided: Dictionary.com
6. Three-sided: Online Plain Text English Dictionary
7. three-sided: Webster's Revised Unabridged, 1913 Edition
8. three-sided: Rhymezone
9. Three-sided: AllWords.com Multi-Lingual Dictionary
10. three-sided: Webster's 1828 Dictionary
11. three-sided: FreeDictionary.org
12. three-sided: Mnemonic Dictionary
13. three-sided: TheFreeDictionary.com

Medicine (1 matching dictionary)

14. online medical dictionary (No longer online)

Definitions from WordNet (three-sided) ▸ adjective:  having three sides Opposite: quadrilateral, rectangular, four-sided Types: triangular, pyramidal, prismatic, conical, cylindrical, more... Phrases: Three-Sided Coin, Three-sided football, more... ▸ Words similar to three-sided ▸ Usage examples for three-sided ▸ Idioms related to three-sided ▸ Wikipedia articles (New!) ▸ Popular nouns described by three-sided ▸ Words that often appear near three-sided ▸ Rhymes of three-sided ▸ Invented words related to three-sided