1. (a.) Serving to preserve remembrance; commemorative; as, a memorial building.

2. (a.) Mnemonic; assisting the memory.

3. (n.) Anything intended to preserve the memory of a person or event; something which serves to keep something else in remembrance; a monument.

4. (n.) A memorandum; a record.

5. (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.

6. (n.) Memory; remembrance.

7. (n.) A species of informal state paper, much used in negotiation.