We found 32 dictionaries that define the word black box:

General (21 matching dictionaries)

1. black box: Merriam-Webster.com
2. black box: Oxford Learner's Dictionaries
3. black box: American Heritage Dictionary of the English Language
4. black box: Collins English Dictionary
5. black box: Dictionary.com
6. Black Box (Brown Eyed Girls album), Black Box (Naked City album), Black Box (TV series), Black Box (band), Black Box (game), Black Box (group), Black Box (novel), Black Box (short story), Black Box (song), Black Box, Black-box, Black box (disambiguation), Black box (fiction), Black box (phreaking), Black box (systems), Black box (transportation), Black box, The Black_Box (TV series), The Black_Box (novel), The Black_Box (serial), The Black Box: Wikipedia, the Free Encyclopedia
7. black box: Rhymezone
8. black box: Free Dictionary
9. black box: Mnemonic Dictionary
10. black box: LookWAYup Translating Dictionary/Thesaurus
11. black box: Dictionary/thesaurus
12. black-box, black box: Wordnik
13. black box: Cambridge Advanced Learner's Dictionary
14. black-box, black box: Wiktionary
15. black box: Infoplease Dictionary

Art (1 matching dictionary)

16. Technical Glossary of Theatre Terms (No longer online)

Business (2 matching dictionaries)

17. Comprehensive Financial (No longer online)
18. BusinessDictionary.com (No longer online)

Computing (3 matching dictionaries)

19. black box: Free On-line Dictionary of Computing
20. Karbo's Dictionary (No longer online)
21. Black-box, Black box (systems), black box: Encyclopedia

Medicine (1 matching dictionary)

22. online medical dictionary (No longer online)

Miscellaneous (1 matching dictionary)

23. AbbreviationZ (No longer online)

Science (1 matching dictionary)

24. FOLDOP - Free On Line Dictionary Of Philosophy (No longer online)

Slang (1 matching dictionary)

25. Black-box, black box: Urban Dictionary

Tech (1 matching dictionary)

26. AUTOMOTIVE TERMS (No longer online)

(Note: See black_boxing as well.)

Definitions from Wiktionary (black box) ▸ noun:  (informal, aviation) A flight recorder; the brightly colored cockpit voice recorders and flight data recorders in an aircraft designed to aid in determining the cause of an accident. ▸ noun:  (transport, by extension) Any similar device on motor vehicles, such as rail event recorders and ship trip recorders. ▸ noun:  A theoretical construct or device with known input and output characteristics but unknown method of operation. ▸ noun:  A device used in phreaking that prevents the calling party from being billed for the call placed. ▸ noun:  (drama) A type of theater characterized by a lack of decoration or complex mechanisms. ▸ verb:  (web development) To focus on the inputs and outputs without worrying about the internal complexity. Similar: cakebox, red box, squeeze box, box set, databox, dispatch box, shadowbox, cardboard box, logboard, cardboard-box, more... Opposite: transparent, open box, clear box Types: flight recorder, event datrecorder, voice recorder, datlogger, video recorder, more... Phrases: black box testing, black box model, black box accounting, black box warning, Black Box Corporation, more... Adjectives: pilot, developmental, plane, coterminal, hold, commercial, airside, metal, airborne, flight, direct ▸ Words similar to black box ▸ Usage examples for black box ▸ Idioms related to black box ▸ Civic discussion about black box (New!) ▸ Words that often appear near black box ▸ Rhymes of black box ▸ Invented words related to black box