dogma noun dog·​ma ˈdȯg-mə ˈdäg- plural dogmas also dogmata ˈdȯg-mə-tə ˈdäg- 1 a : something held as an established opinion especially : a definite authoritative tenet b : a code of such tenets pedagogical dogma c : a point of view or tenet put forth as authoritative without adequate grounds