Combine (Russian: Комбинат) has several related meanings:
A large industrial enterprise that combines several different enterprises that are related to each other by a technological process or through an administration. Example: a metallurgy combine combines all forms of production such as factories, mines and other to produce steel sheets.
A combination of educational-developmental institutions of different levels such as an institute and a tekhnikum, day care and kindergarten (Child combine).
Combination of various enterprises as one of the forms of monopoly.