The recording of the sound track after the picture has been completed.

The process of adding sound to images after they have been shot and assembled. This can include dubbing voices, as well as inserting diegetic music or sound effects. Contemporary fiction films are often postsynchronized. The technique is the opposite of direct sound.

The process of adding sound to im­ ages after they have been shot and assembled. This can include dubbing of voices, as well as inserting diegetic music or sound effects. It is the opposite of direct sound.