I. noun 1. an account of someone’s life written by someone else. 2. [ mass noun] — biographies considered as a literary genre. • the basic difference of approach to autobiography and biography.
3. the course of a person’s life • although their individual biographies are different, both are motivated by a similar ambition.
– origin late 17th cent.: from French biographie or modern Latin biographia, from medieval Greek, from bios ‘life’ + -graphia ‘writing’.