1
as in center
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 & Similar Words
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2
as in core
the central part or aspect of something under consideration
the nucleus of the movement's methodology has always been passive resistance
Synonyms & Similar Words
Example Sentences
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Recent Examples of nucleus
Did the Heat need to lose last year’s first round series by 200 points, instead of 122, for everyone with a voice in personnel to realize that this nucleus was going nowhere?
—
Barry Jackson, Miami Herald, 15 Apr. 2026
The returning nucleus and a coaching staff that remained relatively intact should put the Bulldogs in position to win several games (at least) in the postseason.
—Antonio Morales, New York Times, 15 Apr. 2026
First, in most materials, the thorium nuclei release their energy not as light, but through a process called internal conversion, where the energy is transferred to an electron in the material instead.
—Andrei Derevianko, The Conversation, 14 Apr. 2026
Hydrogen atoms are the simplest nuclei, with a single proton orbited by an electron, so that’s typically what physicists have used for their experiments to measure the proton’s charge radius.
—ArsTechnica, 14 Apr. 2026
See All Example Sentences for nucleus
Barry Jackson, Miami Herald, 15 Apr. 2026
The returning nucleus and a coaching staff that remained relatively intact should put the Bulldogs in position to win several games (at least) in the postseason.
—Antonio Morales, New York Times, 15 Apr. 2026
First, in most materials, the thorium nuclei release their energy not as light, but through a process called internal conversion, where the energy is transferred to an electron in the material instead.
—Andrei Derevianko, The Conversation, 14 Apr. 2026
Hydrogen atoms are the simplest nuclei, with a single proton orbited by an electron, so that’s typically what physicists have used for their experiments to measure the proton’s charge radius.
—ArsTechnica, 14 Apr. 2026
See All Example Sentences for nucleus
Recent Examples of Synonyms for nucleus
Noun
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Downstairs, meanwhile, the finished basement could become a rec room, billiards room, or fitness center, with a large brick fireplace heating up the space.—
Tori Latham,
Robb Report,
30 Apr. 2026
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At the center are three siblings bound by the legacy their mother built and the unfinished business their father left behind.—
Joe Otterson,
Variety,
30 Apr. 2026
Noun
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The core dispute is the skyrocketing cost of healthcare premiums.—
Howard Blume,
Los Angeles Times,
30 Apr. 2026
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Objects that formed between the soot and frost lines will be less dense, will have the capacity to possess some volatiles, and can have a wide variety of masses, but should always have rock-and-metal cores.—
Big Think,
Big Think,
30 Apr. 2026
Noun
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The city’s brand — a safe, efficient, business-friendly hub for capital, tourism, logistics, and talent — was suddenly under scrutiny from investors, multinational executives, and residents who had chosen to build their businesses and lives there.—
Mohammed Sergie,
semafor.com,
24 Apr. 2026
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The royal, 43, made the trip to highlight the hub's approach to electrification, innovation and sustainability.—
Helen Murphy,
PEOPLE,
24 Apr. 2026
Noun
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Kristin Arielle Oliver passed away in June 2020 at the age of 31 after battling a rare heart cancer that required many blood transfusions.—
Francine Knowles,
Chicago Tribune,
27 Apr. 2026
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The centrality of the extra-long flyback chronograph seconds hand (in a straw-yellow color) nods to his belief that the watch is, at heart, an instrument.—
Victoria Gomelsky,
Robb Report,
27 Apr. 2026
Noun
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The insurgents, who operate at ease, crossing borders and dominating much of the countryside in Mali and Burkina Faso, now feel emboldened to target capital cities.—
Ulf Laessing,
semafor.com,
30 Apr. 2026
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And the cost for the pool’s ongoing repairs have delayed the Park District’s ability to do many other capital projects in the parks.—
Chuck Fieldman,
Chicago Tribune,
30 Apr. 2026
Noun
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That is at the essence of why the Timberwolves are on the verge of knocking the Nuggets in the first round for the first time since 2022.—
Troy Renck,
Denver Post,
26 Apr. 2026
-
In essence, the aircraft gives the Chinese navy the capability to fight through defending space from a carrier.—
Christopher McFadden,
Interesting Engineering,
25 Apr. 2026
Noun
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Houston is a mecca for high-calorie delicious meals.—
Andrea Margolis,
FOXNews.com,
25 Apr. 2026
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Mack Lewis Gym, which is a huge boxing mecca.—
Kaicey Baylor,
CBS News,
25 Apr. 2026
Noun
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As a city that is always negotiating with modernity, the tradition of jol khabar remains a comforting anchor, binding generations to their cultural roots and evoking nostalgia.—
Madhushree Basu Roy,
Saveur,
30 Apr. 2026
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The ancient technique used by Indigenous farmers helps direct rainfall to their roots.—
ABC News,
ABC News,
30 Apr. 2026
Cite this Entry
“Nucleus.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/nucleus. Accessed 1 May. 2026.
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