WordWeb Online

1. Specially hardened steel plate used to protect fortifications or vehicles from enemy fire
   - armor plate [US], armour plate [Brit, Cdn], armor plating [US], plate armour [Brit, Cdn], armour plating [Brit, Cdn]
    
2. A historical type of personal armor made from iron or steel plates, which superseded mail during the 14th century.
   - plate armour [Brit, Cdn]

Derived forms: plate armors

Type of: body armor [US], body armour [Brit, Cdn], cataphract, coat of mail, plate, scale, shell, suit of armor [US], suit of armour [Brit, Cdn]

Encyclopedia: Plate armor