kjernens
Kjernens is the possessive form of the Norwegian noun kjernen, meaning the core or the nucleus. It is used to indicate that something belongs to or relates to a core. As a possessive, kjernens functions in noun phrases such as kjernens temperatur (the core's temperature) or kjernens rolle (the core's role). It is not a stand-alone noun, but a grammatical inflection used in context.
Etymology and origin: kjernen comes from Old Norse kjarn and is cognate with Danish kerne and Swedish
Usage examples: The core's temperature: Kjernens temperatur er ekstremt høy. The core's role in a system: Kjernens