This is the 12127th most frequent Polish word.
magistrackich
The Polish word "magistrackich" is the genitive plural or locative plural form of "magistracki," meaning "pertaining to a city council" or "municipal."
In this sentence, 'magisterskich' is an adjective describing the type of studies—master's level—indicating advanced higher education.
Zdobyłem dyplom studiów magisterskich z historii.
I earned a master's degree in history.
Here, 'magisterskich' is used as an adjective modifying 'programów', which refers to educational programs at the master's level.
Na uczelni oferują wiele programów magisterskich.
The university offers many master's programs.
In this example, 'magisterskich' characterizes the topics being discussed as related to master's-level education or projects.