Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

Thesaurus

nucleus

noun

Synonyms and Antonyms of nucleus

  1. 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> Synonyms axis, base, capital, central, core, cynosure, epicenter, eye, focus, ground zero, heart, hub, locus, mecca, navel, nerve center, nexus, center, omphalos, seatRelated Words headquarters; happy hunting ground, hive, hotbed, hot spot, playground, playland; kernel, nub, pith; deep, thick; essence, quintessence, soul; attraction, lodestone (also loadstone), magnet, polestar

  2. 2 the central part or aspect of something under consideration <the nucleus of the movement's methodology has always been passive resistance> Synonyms bottom line, bull's-eye, centerpiece, core, essence, gist, heart, kernel, keynote, meat, meat and potatoes, net, nub, nubbin, crux, pith, pivot, point, root, sumRelated Words course, direction, drift, tenor; body, content, substance; hypothesis, proposition, purport, subject, theme, thesis





Seen and Heard

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

WORD OF THE DAY

February 14, 2016

to hug and kiss another person

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image33683556

How much does a batman (the Turkish unit of measurement) weigh?

100 pounds 196.5 pounds 16.96 pounds 2.2 pounds
Name That Thing

10 quick questions: hear them, spell them, and see how your skills compare to the crowd.

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ