We found 28 dictionaries that define the word dodecahedron:

General (22 matching dictionaries)

1. dodecahedron: Merriam-Webster
2. dodecahedron: Oxford Learner's Dictionaries
3. dodecahedron: American Heritage Dictionary of the English Language
4. dodecahedron: Collins English Dictionary
5. dodecahedron: Vocabulary.com
6. dodecahedron: Wordnik
7. dodecahedron: Cambridge Advanced Learner's Dictionary
8. dodecahedron: Wiktionary
9. dodecahedron: Webster's New World College Dictionary, 4th Ed.
10. dodecahedron: The Wordsmyth English Dictionary-Thesaurus
11. dodecahedron: Infoplease Dictionary
12. dodecahedron: Dictionary.com
13. dodecahedron: Online Etymology Dictionary
14. Dodecahedron: Wikipedia, the Free Encyclopedia
15. Dodecahedron: Online Plain Text English Dictionary
16. dodecahedron: Webster's Revised Unabridged, 1913 Edition
17. dodecahedron: Rhymezone
18. Dodecahedron: AllWords.com Multi-Lingual Dictionary
19. dodecahedron: Webster's 1828 Dictionary
20. dodecahedron: FreeDictionary.org
21. dodecahedron: Mnemonic Dictionary
22. dodecahedron: TheFreeDictionary.com

Art (1 matching dictionary)

23. dodecahedron: ArtLex Lexicon of Visual Art Terminology

Computing (1 matching dictionary)

24. dodecahedron: Encyclopedia

Medicine (1 matching dictionary)

25. online medical dictionary (No longer online)

Science (3 matching dictionaries)

26. Dodecahedron: Eric Weisstein's World of Mathematics
27. dodecahedron: MATH SPOKEN HERE!
28. dodecahedron, dodecahedron: PlanetMath Encyclopedia

(Note: See dodecahedra as well.)

Definitions from Wiktionary (dodecahedron) ▸ noun:  (geometry) A polyhedron with twelve faces; the regular dodecahedron has regular pentagons as faces and is one of the Platonic solids. Similar: dodecaedron, duodecahedron, octahedron, dodecahemicosahedron, snub dodecahedron, pentadodecahedron, didodecahedron, dodecicosidodecahedron, great dodecahedron, octohedron, more... Opposite: tetrahedron, octahedron, icosahedron, cube, sphere Types: pentagon, hexagon, heptagon, octagon, nonagon, decagon, more... Phrases: rhombic dodecahedron, pentagonal dodecahedron, Regular dodecahedron, truncated dodecahedron, snub dodecahedron, more... Adjectives: rhombic, pentagonal, regular, rhomboidal, stellated, great, truncated, deltoid, solid, tetrahedral, tetragonal ▸ Word origin ▸ Words similar to dodecahedron ▸ Usage examples for dodecahedron ▸ Idioms related to dodecahedron ▸ Wikipedia articles (New!) ▸ Popular adjectives describing dodecahedron ▸ Words that often appear near dodecahedron ▸ Rhymes of dodecahedron ▸ Invented words related to dodecahedron