[ ɪ'rəʊd ]
■ verb
1》 (with reference to the action of wind, water, etc. on the land) gradually wear or be worn away.
2》 gradually destroy or weaken: parliament's authority has been ~d by successive governments.
↘ Medicine (of a disease) gradually destroy (bodily tissue).
Derivatives
erodible adjective
Origin
C17: from Fr. éroder or L. ~re , from e- (var. of ex- ) 'out, away' + rodere 'gnaw'.