Толковый словарь Ожегова
ОСНО́ВА, -ы, ж.
Большой англо-русский и русско-английский словарь
(что-л.) to base oneself on smth., to assume smth. as a basisw assume as a basis
ОСНО́ВА, -ы, ж.
(что-л.) to base oneself on smth., to assume smth. as a basisw assume as a basis