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We found 35 dictionaries with English definitions that include the word icosahedron:
Click on the first link on a line below to go directly to a page where "icosahedron" is defined.

General (27 matching dictionaries)

1. icosahedron: Merriam-Webster.com [home, info]
2. icosahedron: Oxford Learner's Dictionaries [home, info]
3. icosahedron: American Heritage Dictionary of the English Language [home, info]
4. icosahedron: Collins English Dictionary [home, info]
5. icosahedron: Vocabulary.com [home, info]
6. icosahedron: Wordnik [home, info]
7. icosahedron: Wiktionary [home, info]
8. icosahedron: Webster's New World College Dictionary, 4th Ed. [home, info]
9. icosahedron: The Wordsmyth English Dictionary-Thesaurus [home, info]
10. icosahedron: Infoplease Dictionary [home, info]
11. icosahedron: Dictionary.com [home, info]
12. icosahedron: UltraLingua English Dictionary [home, info]
13. Icosahedron: Wikipedia, the Free Encyclopedia [home, info]
14. Icosahedron: Online Plain Text English Dictionary [home, info]
15. icosahedron: Webster's Revised Unabridged, 1913 Edition [home, info]
16. icosahedron: Rhymezone [home, info]
17. Icosahedron: AllWords.com Multi-Lingual Dictionary [home, info]
18. icosahedron: Webster's 1828 Dictionary [home, info]
19. icosahedron: Hutchinson's Dictionary of Difficult Words [home, info]
20. Icosahedron: 1911 edition of the Encyclopedia Britannica [home, info]
21. icosahedron: Free Dictionary [home, info]
22. icosahedron: Hutchinson Dictionaries [home, info]
23. icosahedron: Mnemonic Dictionary [home, info]
24. icosahedron: WordNet 1.7 Vocabulary Helper [home, info]
25. icosahedron: LookWAYup Translating Dictionary/Thesaurus [home, info]
26. icosahedron: Dictionary/thesaurus [home, info]
27. icosahedron: Worthless Word For The Day [home, info]

Art (1 matching dictionary)

28. icosahedron: ArtLex Lexicon of Visual Art Terminology [home, info]

Computing (1 matching dictionary)

29. icosahedron: Encyclopedia [home, info]

Medicine (3 matching dictionaries)

30. icosahedron: online medical dictionary [home, info]
31. Icosahedron: Microbial Genetics Glossary [home, info]
32. icosahedron: Medical dictionary [home, info]

Science (2 matching dictionaries)

33. Icosahedron: Eric Weisstein's World of Mathematics [home, info]
34. icosahedron, icosahedron: PlanetMath Encyclopedia [home, info]

Slang (1 matching dictionary)

35. Icosahedron: Urban Dictionary [home, info]

(Note: See icosahedrons for more definitions.)

Quick definitions from WordNet (icosahedron) ▸ noun:  any polyhedron having twenty plane faces ▸ Also see icosahedrons ▸ Words similar to icosahedron ▸ Usage examples for icosahedron ▸ Idioms related to icosahedron (New!) ▸ Popular adjectives describing icosahedron ▸ Words that often appear near icosahedron ▸ Rhymes of icosahedron ▸ Invented words related to icosahedron