Meaning of “biography” - Learner’s Dictionary

biography

noun [ C ] us uk /baɪˈɒɡrəfi/

B1 the story of a person's life written by another person

biographical adjective us uk /ˌbaɪəʊˈɡræfɪkəl/

about someone's life:

biographical information

(Definition of “biography” from the Cambridge Learner’s Dictionary © Cambridge University Press)