This is the 587th most frequent Ukrainian word.
адміністрації
"Administrations" (plural of administration).
Here, "адміністрації" is used in the genitive case to describe belonging to the institution or body that organizes and supervises activities.
Керівник адміністрації проводить зустріч.
The head of the administration is holding a meeting.
Here, "адміністрації" functions in the genitive case to specify the group or entity from which the representatives come.
На зборах присутні представники адміністрації.
The representatives of the administration are present at the gathering.
In this sentence, "адміністрації" again appears in the genitive case to indicate association or possession, describing the building as affiliated with or owned by the administration.