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letter-box noun - Definition, pictures, pronunciation and usage notes | Oxford Advanced Learner's Dictionary at OxfordLearnersDictionaries.com
![What does black box. mean? - Definition of black box. - black box. stands for Contains all records of data transmissions including altitude, air speed, etc. Also known as the cockpit recorders What does black box. mean? - Definition of black box. - black box. stands for Contains all records of data transmissions including altitude, air speed, etc. Also known as the cockpit recorders](http://acronymsandslang.com/acronym_image/2573/364f9c31e12122c1c574cdc3b150e95f.jpg)
What does black box. mean? - Definition of black box. - black box. stands for Contains all records of data transmissions including altitude, air speed, etc. Also known as the cockpit recorders
![Define Box, Box Meaning, Box Examples, Box Synonyms, Box Images, Box Vernacular, Box Usage, Box Rootwords | SmartVocab Define Box, Box Meaning, Box Examples, Box Synonyms, Box Images, Box Vernacular, Box Usage, Box Rootwords | SmartVocab](https://smartvocab.in/vocab-api/common-images/vo25xhseet83gazg.jpg?v=1)
Define Box, Box Meaning, Box Examples, Box Synonyms, Box Images, Box Vernacular, Box Usage, Box Rootwords | SmartVocab
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