Collins Russian Dictionary 2nd Edition © HarperCollins Publishers 2000, 1997:
beautiful [ˈbjuːtɪful] adj (woman, place) краси́вый/краси́в (day, experience) прекра́сный*прекра́сен
* is used to mark translations which have irregular inflections. The Russian-English side of the dictionary gives inflectional information.
Русский: