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
Indeed, George is a central part of Washington’s nucleus and is highly valued for his two-way ability.
—
Josh Robbins, New York Times, 4 Feb. 2026
According to the National Weather Service, when a water droplet in a freezing atmosphere comes into contact with a nucleus, like a speck of dust or pollen, an ice crystal is formed.
—Ray Petelin, CBS News, 31 Jan. 2026
The Oh-My-God particle first interacted with an atomic nucleus in the upper atmosphere, producing a series of daughter particles that each maintain a fraction of the original particle’s momentum, which then collide with greater and greater numbers of particles, and so on.
—Big Think, 30 Jan. 2026
But data from the Hubble Space Telescope helped astronomers estimate the size of the comet’s solid, icy nucleus as anywhere from about 1,400 feet to 3½ miles in diameter.
—Eric Lagatta, USA Today, 12 Jan. 2026
See All Example Sentences for nucleus
Josh Robbins, New York Times, 4 Feb. 2026
According to the National Weather Service, when a water droplet in a freezing atmosphere comes into contact with a nucleus, like a speck of dust or pollen, an ice crystal is formed.
—Ray Petelin, CBS News, 31 Jan. 2026
The Oh-My-God particle first interacted with an atomic nucleus in the upper atmosphere, producing a series of daughter particles that each maintain a fraction of the original particle’s momentum, which then collide with greater and greater numbers of particles, and so on.
—Big Think, 30 Jan. 2026
But data from the Hubble Space Telescope helped astronomers estimate the size of the comet’s solid, icy nucleus as anywhere from about 1,400 feet to 3½ miles in diameter.
—Eric Lagatta, USA Today, 12 Jan. 2026
See All Example Sentences for nucleus
Recent Examples of Synonyms for nucleus
Noun
-
Perhaps, on extremely long timescales, those heavier elements will sink to the center of the core, producing an inert center that slows the rate of fusion even further.—
Big Think,
Big Think,
6 Feb. 2026
-
With Sam Darnold under center, the Seahawks were third in points scored and eighth in yards gained.—
Ryan Gaydos,
FOXNews.com,
6 Feb. 2026
Noun
-
Perhaps, on extremely long timescales, those heavier elements will sink to the center of the core, producing an inert center that slows the rate of fusion even further.—
Big Think,
Big Think,
6 Feb. 2026
-
Sina Azodi, the director of the Middle East Studies Program at George Washington University, told Fox News Digital that Khamenei’s authority stems from direct control over Iran’s core power centers.—
Efrat Lachter,
FOXNews.com,
6 Feb. 2026
Noun
-
Soon after, the area became a hub with saloons, butchers, bakeries and department stores.—
Everett Eaton,
jsonline.com,
13 Feb. 2026
-
Natasha Sutherland is the executive director of Florida Watch, a nonprofit communications and research hub.—
Natasha Sutherland,
The Orlando Sentinel,
13 Feb. 2026
Noun
-
Surgery, cancer, heart and lung diseases, age (over 40 years old) and family history are among risk factors for developing a pulmonary embolism, per Medline Plus.—
Anthony Robledo,
USA Today,
10 Feb. 2026
-
In January, lawyer Robert Pang said Lai suffered health issues including heart palpitations, high blood pressure and diabetes.—
Kanis Leung,
Los Angeles Times,
9 Feb. 2026
Noun
-
The agreement emerged from a meeting between senior Russian and American military officials in the capital of the United Arab Emirates.—
DEMOCRAT-GAZETTE STAFF FROM WIRE REPORTS,
Arkansas Online,
6 Feb. 2026
-
At least 12 people have been killed after an explosion at a Shiite Muslim mosque in Pakistan’s capital Islamabad on Friday, Punjab Police told CNN.—
Sophia Saifi,
CNN Money,
6 Feb. 2026
Noun
-
And the essence of democracy — public debate over public policy — would be hollowed out entirely.—
Bradley Gitz,
Arkansas Online,
9 Feb. 2026
-
As the nation enters its next 250 years, working toward reestablishing the concept as a reality for millions of people who have fallen behind may be vital to maintaining the essence of the American promise.—
Mark Robert Rank,
Fortune,
8 Feb. 2026
Noun
-
With one day left to declare candidacy in the race for Los Angeles mayor, all eyes are on Rick Caruso, the billionaire developer behind outdoor shopping meccas like The Grove.—
Seth Abramovitch,
HollywoodReporter,
6 Feb. 2026
-
Today, the Los Cabos area and neighboring East Cape have emerged a wellness mecca.—
Jen Murphy,
Outside,
1 Feb. 2026
Noun
-
While neighboring vineyards resorted to grafting their vines onto pest-resistant American roots, DRC used various intensive strategies to keep its original European vines intact, at least until the 1940s.—
Pin Yen Tan 9 min ago,
CNN Money,
6 Feb. 2026
-
In 2017, McRae went back to her YouTube roots and uploaded a video of herself singing an original ballad.—
Janelle Ash,
FOXNews.com,
6 Feb. 2026
Cite this Entry
“Nucleus.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/nucleus. Accessed 15 Feb. 2026.
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