variants
also nucleuses
1
as in centers
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 hearts
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 nuclei
Deciphering the unique infrared language these galactic nuclei speak.
—
Paul Sutter, Space.com, 11 Feb. 2026
At that time, the universe was hot enough for quarks and gluons to move freely rather than being confined inside atomic nuclei.
—Georgina Jedikovska, Interesting Engineering, 10 Feb. 2026
This successor will be built in part from RHIC’s bones, especially from one of its two giant, subterranean storage rings that once held the retiring collider’s supply of circulating, near-light speed nuclei.
—Joseph Howlett, Scientific American, 6 Feb. 2026
Even though Earth’s atmosphere is sparse, it’s still made of atoms, and atoms have atomic nuclei.
—Big Think, 30 Jan. 2026
The Metabolic Nucleus Nearly all the different cell types in your body — liver cells, heart cells, skin cells, beta cells, and so on — contain the same genome in their nuclei.
—Viviane Callier, Quanta Magazine, 21 Mar. 2025
In its earliest days, the Universe was a hot, dense soup of subatomic particles, including hydrogen and helium nuclei, aka baryons.
—Jennifer Ouellette, Ars Technica, 19 Mar. 2025
While pulling matter in, some active galactic nuclei (AGN) release ultraviolet (UV) radiation, which can reach nearby planets similarly to how the sun's radiation reaches Earth.
—Dan Perry, Newsweek, 18 Mar. 2025
Paul Sutter, Space.com, 11 Feb. 2026
At that time, the universe was hot enough for quarks and gluons to move freely rather than being confined inside atomic nuclei.
—Georgina Jedikovska, Interesting Engineering, 10 Feb. 2026
This successor will be built in part from RHIC’s bones, especially from one of its two giant, subterranean storage rings that once held the retiring collider’s supply of circulating, near-light speed nuclei.
—Joseph Howlett, Scientific American, 6 Feb. 2026
Even though Earth’s atmosphere is sparse, it’s still made of atoms, and atoms have atomic nuclei.
—Big Think, 30 Jan. 2026
The Metabolic Nucleus Nearly all the different cell types in your body — liver cells, heart cells, skin cells, beta cells, and so on — contain the same genome in their nuclei.
—Viviane Callier, Quanta Magazine, 21 Mar. 2025
In its earliest days, the Universe was a hot, dense soup of subatomic particles, including hydrogen and helium nuclei, aka baryons.
—Jennifer Ouellette, Ars Technica, 19 Mar. 2025
While pulling matter in, some active galactic nuclei (AGN) release ultraviolet (UV) radiation, which can reach nearby planets similarly to how the sun's radiation reaches Earth.
—Dan Perry, Newsweek, 18 Mar. 2025
Recent Examples of Synonyms for nuclei
Noun
-
Many of the types found at garden centers boast big blooms in pinks, whites, and purples.—
Arricca Elin SanSone,
Southern Living,
14 Feb. 2026
-
But if the technology takes off and moves beyond experience centers, will users remain within safe boundaries?—
Kendall Hunter,
Outside,
14 Feb. 2026
Noun
-
There are countless ways to wear hearts on your nails—this one uses shape.—
Christina Perrier,
InStyle,
16 Feb. 2026
-
The news warmed our hearts in the midst of this cold, dark and endless winter.—
Glenn Whipp,
Los Angeles Times,
16 Feb. 2026
Noun
-
At last year's conference, Vice President JD Vance delivered a combative address that rattled European capitals and fueled fears of an accelerating trans-Atlantic split.—
Olivia Gazis,
CBS News,
14 Feb. 2026
-
Since then, the tone shift has reverberated across European capitals.—
Dewardric L. McNeal,
CNBC,
13 Feb. 2026
Noun
-
The stars eventually go supernova, and their respective cores collapse to form black holes containing as much as 100 times the mass of the sun.—
Phil Plait,
Scientific American,
13 Feb. 2026
-
When stars with around the same mass as the sun run out of hydrogen, the fuel necessary for nuclear fusion in their cores, their cores collapse and their outer layers swell out and are eventually lost.—
Robert Lea,
Space.com,
4 Feb. 2026
Noun
-
And similar to last year, one of the focuses will be on revitalizing and converting older buildings into modern office spaces, apartments and hotels.—
Charlotte Observer,
Charlotte Observer,
30 Jan. 2026
-
Remembered for mental health outreach One of Codey's main focuses was on mental health.—
Christine Sloan,
CBS News,
22 Jan. 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
Noun
-
These are effectively offshore hubs which are set up on behalf of international companies.—
Arjun Kharpal,
CNBC,
15 Feb. 2026
-
Also known as 18b, a nod to the city’s original 18-block arts zoning designation, the area started as a small cluster of art studios and has grown into one of the city’s most dynamic creative hubs.—
Mackenzie Jervis,
Travel + Leisure,
15 Feb. 2026
Noun
-
Crispy, salty pancetta, two types of cheese, sweet corn kernels, and a parsley-panko bread crumb topping will have everyone coming back for another scoop.—
Karla Walsh,
Better Homes & Gardens,
4 Feb. 2026
-
Stir, then cover and cook for another 5 to 7 minutes, until the liquid is absorbed and the kernels are tender.—
Riley Wofford,
Martha Stewart,
3 Feb. 2026
Cite this Entry
“Nuclei.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/nuclei. Accessed 20 Feb. 2026.
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