This is the 234th most frequent Russian word.
администрации
"Administrations" or "of the administration" (depends on context).
In this sentence, 'администрации' refers to a group of people responsible for administrative work.
Работники администрации подготовили отчёт о состоянии дел.
The administration staff prepared a report on the state of affairs.
Here, 'администрации' denotes a physical location related to administrative activities.
Здание администрации находилось в центре города.
The administration building was located in the city center.
In this example, 'администрации' describes an organizational entity involved in decision-making.