音おん紋もんおんもんMeanings1nounsoundprint; acoustic signatureTechnical term used in acoustics and audio forensics for a unique sound pattern that identifies a source.音おん紋もん分ぶん析せきによって、その録ろく音おんが本ほん物ものかどうか判はん断だんできる。Soundprint analysis can determine whether the recording is authentic.