■ noun
1》 a historical account or biography written from personal knowledge.
↘( ~s ) an account written by a public figure of their life and experiences.
2》 an essay on a learned subject.
↘( ~s ) the proceedings of a learned society.
Derivatives
~ist noun
Origin
C15 (denoting a memorandum): from Fr. mémoire (masculine), a special use of mémoire (fem.) 'memory'.