Collins Russian Dictionary 2nd Edition © HarperCollins Publishers 2000, 1997:
preliminaries [prɪˈlɪmɪnərɪz] npl предвари́тельные мероприя́тия ntpl (in competition) предвари́тельный отбо́р msg
* is used to mark translations which have irregular inflections. The Russian-English side of the dictionary gives inflectional information.
preliminary [prɪˈlɪmɪnərɪ]
adj предвари́тельный * is used to mark translations which have irregular inflections. The Russian-English side of the dictionary gives inflectional information.