[f. CORRODE v. + -ER1.] One who or that which corrodes.

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1697.  Evelyn, Numism., vii. 233. These Vermin, Clippers, Corroders, Regraters.

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1826.  F. Mahony, Rel. Father Prout (1859), 553. Yon small grub, yon wee corroder.

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