Armor is the general term (in Diablo) for items worn on the body, mainly for protection -- improving your defense rating, and in the case of shields your chance to block -- but also to gain extra magical attributes. However, the term Armor can also refer only to torso armor.
|Diablo II Armor|
|Barbarian Helms • Belts • Body Armor • Boots • Circlets • Druid Pelts • Gloves • Helms • Paladin Shields • Shields • Shrunken Heads|
In the gameplay trailer two new armor slots were present: Shoulders and Pants.