Save Type Political Subdivision & Island Usage Filipino, Cebuano, Surigaonon, Waray, Tagalog, English Pronounced Pron. /di.ˈna.ɡat/(Tagalog) [key·simplify] Meaning & History From Cebuano dinagat meaning "of the sea", ultimately from dagat meaning "sea". This is the name of an island in the Philippines, as well as a province (called Dinagat Islands).