serving to preserve remembrance; commemorative; as, a memorial building.-mnemonic; assisting the memory.-anything intended to preserve the memory of a person or event; something which serves to keep something else in remembrance; a monument.-a memorandum; a record.-a written representation of facts, addressed to the government, or to some branch of it, or to a society, etc., -- often accompanied with a petition.-memory; remembrance.-a species of informal state paper, much used in negotiation.