Collins Russian Dictionary 2nd Edition © HarperCollins Publishers 2000, 1997:
intervening [ɪntəˈviːnɪŋ] adj (period) промежу́точный
* is used to mark translations which have irregular inflections. The Russian-English side of the dictionary gives inflectional information.
intervene [ɪntəˈviːn]
vi (in conversation, situation) вме́шиваться (вмеша́ться perf)
(event) меша́ть (помеша́ть perf)
(time) проходи́ть*(пройти́*perf)
* is used to mark translations which have irregular inflections. The Russian-English side of the dictionary gives inflectional information.
Русский: