memorial

Concise Oxford English Dictionary © 2008 Oxford University Press:
memorial/məˈmɔːriəl/

▶noun

• 1 a structure or statue established in memory of a person or event.

  ■ [as modifier] intended to commemorate someone or something: a memorial service.

• 2 chiefly historical a statement of facts, especially as the basis of a petition.

  ■ a written record.

– derivatives
memorialist noun,
memorialize (or memorialise) verb.

– origin ME: from late L. memoriale ‘record, memory’, from L. memorialis ‘serving as a reminder’.