Mem"oir (?), or pl. Mem"oirs (?), n. [F. m'emoire, m., memorandum, fr. m'emoire, f., memory, L. memoria. See Memory.]
A memorial account; a history composed from personal experience and memory; an account of transactions or events (usually written in familiar style) as they are remembered by the writer. See History, 2.
A memorial of any individual; a biography; often, a biography written without special regard to method and completeness.
An account of something deemed noteworthy; an essay; a record of investigations of any subject; the journals and proceedings of a society.
© Webster 1913.