anniversarial (from lat. anniversarius ) 1 adj. Annual. 2 m Day in which an exact number of years is fulfilled from an event: The anniversary of the taking of the Bastille . If it is not specified otherwise, it means the wedding or the death of someone. Yearling, birthday, saint. Bicentennial, centennial, fiftieth anniversary. Diamond weddings Memory. Repeat. Weather. 3 Civil ceremony or religious solemnity held to commemorate the anniversary of an event or the death of someone.
