nucleus


nucleus

noun

Definition of NUCLEUS

1
a thing or place that is of greatest importance to an activity or interest <a college campus that was a nucleus of opposition to the war>
2
the central part or aspect of something under consideration <the nucleus of the movement's methodology has always been passive resistance>

Seen & Heard

What made you want to look up nucleus? Please tell us where you read or heard it (including the quote, if possible).