"receding" in the noun sense
1. receding, fadeout
a slow or gradual disappearance
2. receding, recession
the act of becoming more distant
"receding" in the verb sense
1. withdraw, retreat, pull away, draw back, recede, pull back, retire, move back
pull back or move away or backward
"The enemy withdrew"
"The limo pulled away from the curb"
2. fall back, drop off, fall behind, recede
become faint or more distant
"the unhappy memories of her childhood receded as she grew older"
"receding" in the adjective sense
of a hairline e.g.) moving slowly back
Source: WordNet® (An amazing lexical database of English)
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