Cebuano, referred to by most of its speakers as Bisaya (or Visayan in English), is an Austronesian language spoken in the Philippines

Philippines

The Philippines , officially known as the Republic of the Philippines , is a country in Southeast Asia in the western Pacific Ocean. To its north across the Luzon Strait lies Taiwan. West across the South China Sea sits Vietnam...

 by about 20 million people mostly in the Central Visayas

Central Visayas

Central Visayas, designated as Region VII, is a region of the Philippines located in the central part of the Visayas island group. It consists of four provinces—Bohol, Cebu, Negros Oriental, and Siquijor— and the highly urbanized cities of Cebu City, Lapu-Lapu City, and Mandaue City....

. It is the most widely spoken of the languages within the so-named Bisayan subgroup and is closely related to other Filipino languages. It has the largest native language speaking population of the Philippines despite not being taught formally in schools and universities.