After priming the transition with "OS X" trademark applications years ago, Apple has now confirmed that the word "Mac" is no longer part of the name of its flagship desktop operating system.
From AppleInsider:
From AppleInsider:
The unveiling of OS X 10.8 Mountain Lion on Thursday represented a marked change in Apple's marketing strategy. The Cupertino, Calif., company has preferred the shortened OS X moniker for some time now, but the company is now making the switch to the new name official.With Mountain Lion, Apple officially drops 'Mac' from OS X name
Twitter user David Connell pointed out that the developer preview of Mountain Lion dropped the "Mac" name from the About This Mac page within the operating system. The latest public version of OS X Lion, version 10.7.3, still lists the system as running "Mac OS X."