The Games: Video Games: (Massive Multiplayer Online Video Games )

Massive Multiplayer Online Games (MMOGs) are games where all players play on the same playing field. Players are connected via the Internet and play in the same game world. MMOGs have no single player element, they can only be played online, and usualy take place in a persistent environment. Massive Multiplayer Online Video Games Games.

A massively multiplayer online game ( MMOG or MMO ) is an online game which is capable of supporting large numbers of players simultaneously in the same instance (or world). (wikipedia)