Collins Russian Dictionary 2nd Edition © HarperCollins Publishers 2000, 1997:
revolutionary [rɛvəˈluːʃənrɪ] adj революцио́нный*революцио́нен
n революционе́р(ка#)
* is used to mark translations which have irregular inflections. The Russian-English side of the dictionary gives inflectional information.
Русский: