Collins Russian Dictionary 2nd Edition © HarperCollins Publishers 2000, 1997:
comic [ˈkɔmɪk] adj коми́ческий* смешно́й
n (comedian) ко́мик; (BRIT) (magazine) ко́микс
* is used to mark translations which have irregular inflections. The Russian-English side of the dictionary gives inflectional information.