Collins Russian Dictionary 2nd Edition © HarperCollins Publishers 2000, 1997:
nominate [ˈnɔmɪneɪt] vt (propose)
to nominate sb (for)выставля́ть (вы́ставить*perf) кандидату́ру кого́-н (на +acc) ; (appoint)
to nominate sb (to/as) назнача́ть (назна́чить perf) кого́-н (на +acc/ +instr)
* is used to mark translations which have irregular inflections. The Russian-English side of the dictionary gives inflectional information.