記念は英語で
commemoration

英語の定義

記念
1. n. memorial
記念として大切に保存してある。 - We saved it for memory's sake.
2. v. commemorate, celebrate, mark

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