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The Collaborative International Dictionary of English v.0.48 (gcide)

Erode \E*rode"\, v. t. [imp. & p. p. {Eroded}; p. pr. & vb. n.
{Eroding}.] [L. erodere, erosum; e out rodere to gnaw. See
{Rodent}.]
1. To eat into or away; to corrode; as, canker erodes the
flesh. "The blood . . . erodes the vessels." --Wiseman.
[1913 Webster]

The smaller charge is more apt to . . . erode the
gun. --Am. Cyc.
[1913 Webster]

2. (Geol. & Phys. Geog.)
(a) To wear away; as, streams and glaciers erode the land.
(b) To produce by erosion, or wearing away; as, glaciers
erode U-shaped valleys.
[Webster 1913 Suppl.]

3. to reduce or lessen as if by eroding; as, a politician's
base of support is eroded by evidence of corruption; the
buying power of the dollar is eroded by inflation. [fig.]
[PJC]


Eroded \E*rod"ed\, p. p. & a.
1. Eaten away; gnawed; irregular, as if eaten or worn away.
[1913 Webster]

2. (Bot.) Having the edge worn away so as to be jagged or
irregularly toothed.
[1913 Webster]