We found 27 dictionaries that define the word outdated:

General (24 matching dictionaries)

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 outdated: Longman Dictionary of Contemporary English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 outdated: Merriam-Webster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 outdated: Oxford Learner's Dictionaries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 outdated: American Heritage Dictionary of the English Language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 outdated: Collins English Dictionary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 outdated: Vocabulary.com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 Outdated, outdated: Wordnik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 outdated: Cambridge Advanced Learner's Dictionary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 outdated: Wiktionary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 outdated: Webster's New World College Dictionary, 4th Ed.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 outdated: The Wordsmyth English Dictionary-Thesaurus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 outdated: Infoplease Dictionary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 Outdated, outdated: Dictionary.com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 outdated: Online Etymology Dictionary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 outdated: Cambridge Essential American English Dictionary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 Outdated: Online Plain Text English Dictionary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 outdated: Webster's Revised Unabridged, 1913 Edition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 outdated: Rhymezone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 outdated: AllWords.com Multi-Lingual Dictionary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 outdated: FreeDictionary.org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 outdated: Mnemonic Dictionary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 outdated: TheFreeDictionary.com

Art (1 matching dictionary)

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

Business (1 matching dictionary)

24. outdated: Legal dictionary

Tech (1 matching dictionary)

25. PhotoNotes Dictionary of Film and Digital Photography (No longer online)

(Note: See outdatedly as well.)

Definitions from Wiktionary ( ) ▸ adjective:  Out of date, old-fashioned, antiquated. ▸ adjective:  Out of date; not the latest; obsolete. Similar: superannuated, out-of-date, obsolete, noncurrent, antiquated, old-fashioned, outmoded, démodé, outworn, passé, more... Opposite: current, modern, new Types: VHS tapes, floppy disks, rotary phones, cassette tapes, typewriters, dial-up internet, fax machines, pagers, more... Phrases: outdated term, fashionably outdated, old and outdated, outdated system for sending messages, opposite of outdated, more... Colors:     harvest gold,     mauve,     dusty rose,     teal,     burnt orange, more... ▸ Word origin ▸ Words similar to outdated ▸ Usage examples for outdated ▸ Idioms related to outdated ▸ Wikipedia articles (New!) ▸ Popular nouns described by outdated ▸ Words that often appear near outdated ▸ Rhymes of outdated ▸ Invented words related to outdated