a. - Serving to preserve remembrance; commemorative; as, a memorial building.
a. - Mnemonic; assisting the memory.
n. - Anything intended to preserve the memory of a person or event; something which serves to keep something else in remembrance; a monument.
n. - A memorandum; a record.
n. - 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.
n. - Memory; remembrance.
n. - A species of informal state paper, much used in negotiation.