fade in

Noun

 * 1)  A type of transition used in visual media, in which the transition is at first black, fading to a visual image.

Verb

 * 1)  To fade from black to a visual image in a film or other visual media.
 * 2)  To commence with silence in a song and then slowly increase the volume of the music until the intro of the song is over.
 * 1)  To commence with silence in a song and then slowly increase the volume of the music until the intro of the song is over.