cor·rode (kə-rōd') v.
cor·rod·ed, cor·rod·ing, cor·rodes
v.
tr.
To destroy a metal or alloy gradually, especially by oxidation or chemical action: acid corroding metal.
To impair steadily; deteriorate: "Doubt and mistrust could creep into our lives, corroding personal and professional relationships"(Philip Taubman).
v.
intr. To be eaten or worn away.
[Middle English corroden, from Latin corrōdere, to gnaw away : com-, intensive pref.; see com- + rōdere, to gnaw; see rēd- in Indo-European roots.] cor·rod'i·ble, cor·ro'si·ble (-rō'sə-bəl) adj.