fading
[adjective]
Synonyms: declining, decreasing, disappearing, dying, on the decline, vanishing

[TahlilGaran] English Synonym Dictionary ▲

fad·ing (fādĭng)
n.
► A waning; a decline: “The final factor in the fading of the Renaissance was the Counter Reformation” (Will Durant).
► Fluctuation in the strength of radio signals because of variations in the transmission medium.

[TahlilGaran] American Dictionary ▲