A biography of oneself.
A person’s own biography, or written account of his or her life, distinguished from the journal or diary by being a connected narrative, and from memoirs by dealing less with contemporary events and personalities. The Boke of Margery Kempe about 1432–36 is the oldest known autobiography in English.

ETYM Cf. French autographie.
1. The science of autographs; a person's own handwriting; an autograph.
2. A process in lithography by which a writing or drawing is transferred from paper to stone.