An ‧ na Ka ‧ ren ‧ in ‧ a /ˌænə kəˈrenɪnə/ BrE AmE
a book by the Russian writer Leo ↑ Tolstoy which is considered by many people to be one of the greatest novels ever written. It tells the story of a married woman called Anna Karenina who falls in love with a young army officer.