Definitions for macauməˈkaʊ
Random House Webster's College Dictionary
Category: Geography (places)
a former Portuguese province on the south coast of China and two islands in the South China Sea; reverted to China in 1999
A city just west of Hong Kong, a highly autonomous special region of China, previously under Portuguese control.
U.S. National Library of Medicine
Special Administrative Region of the People's Republic of China since December 20, 1999 with its own constitution. The island of Macau and adjacent islands are located off the southeast coast of China.