commemoration

Meanings

1. The act of commemorating; an observance or celebration to honor the memory of some person or event.
2. That which serves the purpose of commemorating; a memorial.
3. The specification of individual saints in the prayers for the dead.
4. The great festival of the Oxford academic year, usually taking place on the third Wednesday after Trinity Sunday.

Etymology

First attested in 1384, in Middle English; inherited from Middle English commemoracioun, from Old French commemoration (French commémoration), from Latin commemorātiō. By surface analysis, commemorate + -ion