Ar·mor-plat·ed a. Covered with defensive plates of metal, as a ship of war; steel-clad.
     This day will be launched . . . the first armor-plated steam frigate in the possession of Great Britain.
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  armor-plated
       adj : covered with heavy steel; "armor-plated vehicles" [syn: armor-clad,
              armour-clad, armour-plated, steel-plated]