autobiography

Etymology

auto- + biography

noun

1. (countable) A self-written biography; the story of one's own life.
   Autobiography […] inevitably consists mainly of extinctions of the truth, shirkings of the truth, partial revealments of the truth, with hardly an instance of plain straight truth […] 1904, Mark Twain, “To W. D. Howells, in New York: Villa di Quarto, Florence, March 14, ’04”, in Albert Bigelow Paine, editor, Mark Twain's Letters, volume 2, published 1917, page 751
   Here I was interrupted, as I'm so often interrupted when giving my views on the Yeoman's Wedding Song, by her saying that she was dying to hear all about it but would rather wait till she could get it in my autobiography. 1960, P. G. Wodehouse, Jeeves in the Offing, chapter XI
2. (uncountable) Biographies of this kind regarded as a literary genre.