Collins Russian Dictionary 2nd Edition © HarperCollins Publishers 2000, 1997:
regiment n [ˈrɛdʒɪmənt] полк#
vt [ˈrɛdʒɪmɛnt] подчиня́ть (подчини́ть perf) жёсткому контро́лю
* is used to mark translations which have irregular inflections. The Russian-English side of the dictionary gives inflectional information.