corrosion Hear it!

corrosion definition

cor·ro·sion (kə rō′z̸hən)

noun

  1. a corroding or being corroded
  2. a substance, as rust, formed by corroding

Etymology: ME corrosioun < OFr corrosion < LL corrosio < pp. of L corrodere: see corrode

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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