MMOSG (Massively Multiplayer Online Social Game) is a category of Massively Multiplayer Online Games that focuses on socialization instead of objective-based gameplay. MMOSG may also represent Massively Multiplayer Online Sports Game (example of Shot Online) or Massively Multiplayer Online Strategy Game (example of Dark Galaxy). [1]
Examples of Massively Multiplayer Online Social Games include Habbo Hotel, Furcadia, and Xivio.
MMOSGs are sometimes referred to as Online Communities or Virtual Worlds.