This is the 483rd most frequent Norwegian word.
sentral
Central.
Here "sentral" is used to denote that something is of primary importance or at the core of a concept.
Det er en sentral del av planen.
It is a central part of the plan.
In this context, "sentral" refers to someone playing a key or pivotal role in an activity or endeavor.
Hun har en sentral rolle i prosjektet.
She has a central role in the project.
In this sentence, "sentrale" describes a location that is geographically central within the city.