percepcyjnym
Percepcyjnym is the instrumental and locative singular form of the Polish adjective percepcyjny, which means “perceptual” or “related to perception.” It is not a standalone noun but a grammatical form used to modify a noun in the instrumental or locative case. For example, in Polish you would say narzędziem percepcyjnym (with a perceptual instrument) or w procesie percepcyjnym (in a perceptual process).
The adjective percepcyjny is derived from the noun percepcja (perception) with the standard Polish adjectival suffix
Percepcyjny and its inflected forms are common in academic domains such as psychology, cognitive science, neuroscience,
percepcja; percepcyjny; percepcyjne; percepcja in philosophical or scientific contexts.