|Origin:||erodere 'to eat away', from rodere; RODENT|
if the weather erodes rock or soil, or if rock or soil erodes, its surface is gradually destroyed:
The cliffs are being constantly eroded by heavy seas.
The rocks have gradually eroded away.
to gradually reduce something such as someone's power or confidence:
Our personal freedom is being gradually eroded away.
Repeated exam failure had eroded her confidence.