We found 41 dictionaries that define the word opus:

General (25 matching dictionaries)

1. opus: Longman Dictionary of Contemporary English
2. opus: Merriam-Webster
3. opus: Oxford Learner's Dictionaries
4. opus: American Heritage Dictionary of the English Language
5. opus: Collins English Dictionary
6. opus: Vocabulary.com
7. Opus, opus: Wordnik
8. opus: Cambridge Advanced Learner's Dictionary
9. opus: Wiktionary
10. opus: Webster's New World College Dictionary, 4th Ed.
11. opus: The Wordsmyth English Dictionary-Thesaurus
12. opus: Infoplease Dictionary
13. Opus, opus: Dictionary.com
14. opus: Online Etymology Dictionary
15. OPUS (software), OPUS, Opus (Austrian band), Opus (Eric Prydz album), Opus (Eric Prydz song), Opus (Marc Anthony album), Opus (Opus album), Opus (Schiller album), Opus (University of Newcastle magazine), Opus (architecture), Opus (audio codec), Opus (audio format), Opus (band), Opus (codec), Opus (comic strip), Opus (manga), Opus (mythology), Opus, The Opus: Wikipedia, the Free Encyclopedia
16. Opus: Online Plain Text English Dictionary
17. opus: Webster's Revised Unabridged, 1913 Edition
18. opus: Rhymezone
19. Opus (m), opus, opus (het), opus (m): AllWords.com Multi-Lingual Dictionary
20. opus: Stammtisch Beau Fleuve Acronyms
21. opus: FreeDictionary.org
22. opus: Mnemonic Dictionary
23. opus: TheFreeDictionary.com

Art (4 matching dictionaries)

24. opus: mosaic glossary
25. Virginia Tech Multimedia Music Dictionary (No longer online)
26. mosaic glossary (No longer online)
27. ODLIS: Online Dictionary of Library and Information Science (No longer online)

Business (1 matching dictionary)

28. opus: Legal dictionary

Computing (3 matching dictionaries)

29. Opus: Free On-line Dictionary of Computing
30. BABEL: Computer Oriented Abbreviations and Acronyms (No longer online)
31. Opus (microkernel), opus: Encyclopedia

Medicine (2 matching dictionaries)

32. online medical dictionary (No longer online)
33. OPUS: Medical dictionary

Miscellaneous (3 matching dictionaries)

34. OPUS: Acronym Finder
35. opus, opus: A Word A Day
36. AbbreviationZ (No longer online)

Slang (1 matching dictionary)

37. opus: Urban Dictionary

Tech (2 matching dictionaries)

38. OPUS: GEOGRAPHIC INFORMATION SYSTEMS, CARTOGRAPHY, AND REMOTE SENSING
39. AUTOMOTIVE TERMS (No longer online)

(Note: See opera as well.)

Definitions from Wiktionary ( ) ▸ noun:  (music) A work of music or set of works with a specified rank in an ordering of a composer's complete published works. ▸ noun:  A work, especially of art. Similar: piece, composition, musical composition, piece of music, opus magnum, magnum opus, standard, symphony, best-of, masterpiece, more... Types: masterpiece, magnum opus, more... Phrases: magnum opus, Opus Dei, Opus number, opus sectile, opus magnum, more... Adjectives: major, entire, alchemical, first, great, new, later, volume, whole, little, next Colors:     black,     gold,     silver,     white,     burgundy, more... ▸ Word origin ▸ Words similar to opus ▸ Usage examples for opus ▸ Idioms related to opus ▸ Wikipedia articles (New!) ▸ Popular adjectives describing opus ▸ Words that often appear near opus ▸ Rhymes of opus ▸ Invented words related to opus