Mac vs Macintosh

Mac

• A Macintosh computer (made by Apple Inc.). 

• Used to address a man whose name is unknown. 

• son of. 

• McMaster University 

• A diminutive for a person with a surname that starts with "Mac" or "Mc". 

• A diminutive of the male given name Max. 

Macintosh

• A brand of personal computer manufactured by Apple Inc. 

• A Scottish surname from Scottish Gaelic.