Bernadett \b(e)-rnade-tt, ber-na-dett\ as a girl's name is a variant of Bernadette (French, Old German), and the meaning of Bernadett is "strong, brave bear".
The baby name Bernadett sounds like Bernadetta and Bernadet. Other similar baby names are Bernardette, Bernaetta, Bernadotte, Bernadene, Bernadea, Beradette and Benadette.