memoir

noun

1. a biography, usually one written by someone who knew the subject well
2. an autobiography, esp. one that is objective and anecdotal in emphasis rather than inward and subjective
3. a report or record of important events based on the writer's personal knowledge
4. a report or record of a scholarly investigation, scientific study, etc.
5. the record of the proceedings of a learned society

Origin: Fr mémoire, masc., a memorandum, memoir, fem., memory < L memoria, memory