n. icertain provinces, the successful completion of a secondary-school course (usually including an extra year of study) satisfying the requirements for university entrance.
A distinction between senior and junior matriculation used to be more widespread in Canada than it is now. Senior matriculation sometimes entailed a twelfth year of schooling, as it used to in Alberta, and sometimes a thirteenth year, as it still does in Ontario.
1945  . . . the cadet's course [is] equivalent to Senior Matriculation. . . .
1946  In Ontario, where the "honours Courses" of the Universities exerted an influence present nowhere else, high schools gave a sound education and had already built up their courses to five years for "senior" matriculation.
1964  Requirements for grades vary from province to province . . . some provinces have junior and senior matriculation, some do not.