Noun
specially hardened steel plate used to protect fortifications or vehicles from enemy fire
Source: WordNetarmour-plate
Diving clubs still visit the site, where armour plate and live 12-inch (305-millimetre) shells remain on the seabed. Source: Internet
Vickers produced their first armour plate in 1888 and their first artillery piece in 1890. Source: Internet
With these acquisitions, Vickers could now produce a complete selection of products, from ships and marine fittings to armour plate and a whole suite of ordnance. Source: Internet