black box

Etymology

 * Since circa 1945 in both main senses (that is, event recorders and objects with unknown innards), which are historically related to each other; for details, see and.
 * Such theaters are often painted black.

Noun

 * 1)   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.
 * 2)   Any similar device on motor vehicles, such as rail event recorders and ship trip recorders.
 * 3)  A theoretical construct or device with known input and output characteristics but unknown method of operation.
 * 4)  A device used in phreaking that prevents the calling party from being billed for the call placed.
 * 5)  A type of theater characterized by a lack of decoration or complex mechanisms.
 * 1)  A theoretical construct or device with known input and output characteristics but unknown method of operation.
 * 2)  A device used in phreaking that prevents the calling party from being billed for the call placed.
 * 3)  A type of theater characterized by a lack of decoration or complex mechanisms.
 * 1)  A type of theater characterized by a lack of decoration or complex mechanisms.

Translations

 * Arabic: صُنْدُوق أَسْوَد
 * Belarusian: чо́рная скры́ня
 * Bulgarian: че́рна кути́я
 * Carpathian Rusyn: чо́рна скри́нька
 * Catalan:
 * Chinese:
 * Mandarin:, , 黑盒子
 * Czech:
 * Dutch:
 * Estonian: must kast
 * Finnish:
 * French:
 * German: ,
 * Hebrew:
 * Hindi: ब्लैक बॉक्स
 * Hungarian:
 * Indonesian:
 * Irish: bosca dubh
 * Italian: scatola nera,
 * Japanese: ブラックボックス
 * Korean: 블랙 박스
 * Latvian: melnā kaste
 * Macedonian: цр́на ку́тија
 * Malay: kotak hitam
 * Norwegian:
 * Bokmål: svart boks
 * Nynorsk: svart boks
 * Persian: جعبه سیاه
 * Polish:
 * Portuguese:, caixa-negra
 * Romanian:, înregistrător de zbor
 * Russian: чёрный я́щик
 * Serbo-Croatian:
 * Cyrillic: црна кутија
 * Roman: crna kutija
 * Slovak: čierna skrinka
 * Slovene: črna škatla
 * Spanish:
 * Swedish:
 * Turkish:
 * Ukrainian:, чо́рна скри́нька
 * Vietnamese: hộp đen
 * Welsh: blwch du


 * Arabic: صُنْدُوق أَسْوَد
 * Catalan:
 * Chinese:
 * Mandarin: ,
 * Czech:
 * Finnish:
 * French:
 * German:
 * Hebrew:
 * Irish: bosca dubh
 * Italian: scatola nera
 * Japanese: ブラックボックス
 * Polish:
 * Portuguese:, caixa-negra
 * Romanian:
 * Russian: чёрный я́щик
 * Spanish:
 * Turkish: karanlık kutu

Verb

 * 1)  To focus on the inputs and outputs without worrying about the internal complexity.