nuklearnej
Nuklearnej is a feminine singular form of the Polish adjective nuklearny, meaning nuclear. It is the genitive, dative, and locative case form used to modify feminine nouns in those cases. For example, energii nuklearnej denotes “of nuclear energy”; do energii nuklearnej means “to nuclear energy”; w energii nuklearnej means “in nuclear energy.” The base form in nominative is nuklearna, as in energia nuklearna (nuclear energy) or technologia nuklearna (nuclear technology).
Etymology and usage: the adjective nuklearny derives from the root nucle- (from Latin nucleus, kernel) via European
Context and scope: nuklearnej appears primarily in scientific, technical, energy, and policy-related texts. It does not