We found 26 dictionaries that define the word opened:

General (17 matching dictionaries)

1. opened: Merriam-Webster
2. opened: Collins English Dictionary
3. opened: Vocabulary.com
4. Opened, opened: Wordnik
5. opened: Cambridge Advanced Learner's Dictionary
6. opened: Wiktionary
7. opened: Dictionary.com
8. opened: Cambridge Essential American English Dictionary
9. OpenEd, Opened: Wikipedia, the Free Encyclopedia
10. Opened: Online Plain Text English Dictionary
11. opened: Rhymezone
12. Opened: AllWords.com Multi-Lingual Dictionary
13. opened: Webster's 1828 Dictionary
14. opened: FreeDictionary.org
15. opened: Mnemonic Dictionary
16. opened: TheFreeDictionary.com
17. opened: Wikimedia Commons US English Pronunciations

Art (1 matching dictionary)

18. ODLIS: Online Dictionary of Library and Information Science (No longer online)

Business (3 matching dictionaries)

19. opened: Merriam-Webster Legal Dictionary
20. opened: Legal dictionary
21. opened: Financial dictionary

Computing (1 matching dictionary)

22. opened: Encyclopedia

Medicine (2 matching dictionaries)

23. opened: Merriam-Webster Medical Dictionary
24. opened: Medical dictionary

Miscellaneous (1 matching dictionary)

25. opened: Idioms

Tech (1 matching dictionary)

26. Book Binding (No longer online)

(Note: See open as well.)

Definitions from Wiktionary (opened) ▸ adjective:  Having undergone opening. Opposite: closed, sealed, shut, locked, fastened Types: ajar, agape, gaping, yawning, more... Phrases: opened up, opened on, opened fire, opened out, opened onto, more... Colors:     light blue,     sky blue,     pastel yellow,     soft pink,     mint green, more... ▸ Words similar to opened ▸ Usage examples for opened ▸ Idioms related to opened ▸ Wikipedia articles (New!) ▸ Popular nouns described by opened ▸ Words that often appear near opened ▸ Rhymes of opened ▸ Invented words related to opened