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We found 37 dictionaries with English definitions that include the word protractor:
Click on the first link on a line below to go directly to a page where "protractor" is defined.

General (28 matching dictionaries)

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

Art (1 matching dictionary)

27. protractor: ArtLex Lexicon of Visual Art Terminology [home, info]

Business (1 matching dictionary)

28. Protractor: Construction Term Glossary [home, info]

Computing (1 matching dictionary)

29. protractor: Encyclopedia [home, info]

Medicine (2 matching dictionaries)

30. protractor: online medical dictionary [home, info]
31. protractor: Medical dictionary [home, info]

Science (2 matching dictionaries)

32. Protractor: Eric Weisstein's World of Mathematics [home, info]
33. protractor: MATH SPOKEN HERE! [home, info]

Slang (1 matching dictionary)

34. Protractor: Urban Dictionary [home, info]

Tech (1 matching dictionary)

35. protractor: SeaTalk Dictionary of English Nautical Language [home, info]

(Note: See protractors for more definitions.)

Quick definitions from Macmillan ( ) Provided by Quick definitions from WordNet (protractor) ▸ noun:  drafting instrument used to draw or measure angles ▸ Also see protractors ▸ Words similar to protractor ▸ Usage examples for protractor ▸ Popular adjectives describing protractor ▸ Words that often appear near protractor ▸ Rhymes of protractor ▸ Invented words related to protractor