cockpit voice recorder; CVR
Technical term used in aviation. Often abbreviated as CVR.
The cockpit voice recorder was analyzed for the accident investigation.
Flight data recorder (FDR) records flight parameters, while 操縦席音声記録装置 records cockpit audio.
Compound of 操縦席 (cockpit), 音声 (voice/audio), 記録 (recording), and 装置 (device).