to eat into or away; destroy by slow consumption or disintegration: Battery acid had eroded the engine. Inflation erodes the value of our money. Synonyms: corrode, waste, ravage, spoil. Antonyms: strengthen, reinforce.
to form (a gully, butte, or the like) by erosion.
to become eroded.
to grind or wear down or away or become ground or worn down or away
to deteriorate or cause to deteriorate: jealousy eroded the relationship