fade

US /feɪd/
UK /feɪd/
"fade" picture
1.

gradually grow faint and disappear

:
The colors of the old photograph began to fade.
The sound of the music began to fade as they walked away.
2.

lose freshness, vigor, or strength

:
His hopes began to fade after repeated failures.
The memory of the event will never truly fade.
1.

a gradual diminution in the strength, intensity, or visibility of something

:
The song ended with a slow fade.
There was a noticeable fade in the signal quality.