Thesaurus results for NUCLEI

nuclei

noun

variants also nucleuses

plural of nucleus

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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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

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of nuclei During a nuclear collision, nuclei can absorb and emit a vast number of these lower-energy photons. —

Aman Tripathi, Interesting Engineering, 21 Jan. 2026 The ice formations begin to form when frazil (ice crystals) anchor to something floating on the water's surface, such as dust, algae, a grain of sand or even a snowflake, which is called the ice nuclei. —

Sarah Moore, Freep.com, 8 Jan. 2026 When that bursts, the chromosome is made vulnerable to nucleuses — enzymes that can break DNA apart. —

Noah Lyons, San Diego Union-Tribune, 19 Dec. 2025 In fact, all the fundamental forces in physics — gravity, electromagnetism, and the forces that hold together atomic nuclei — are defined by Lie group symmetries. —

Leila Sloman, Quanta Magazine, 3 Dec. 2025 James Provost Like an MRI scanner, a proton-precession magnetometer measures the oscillations of hydrogen nuclei—that is, protons. —

David Schneider, IEEE Spectrum, 25 Nov. 2025 The data includes the classification survey of 380,000 galaxies, 500 new gravitational lens candidates, and a wealth of other cosmic bodies like galaxy clusters and active galactic nuclei. —

Robert Lea, Space.com, 19 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 other demonstrations were planned for students and others to gather at city centers, statehouses and churches across the country.

— KIMBERLEE KRUESI, Arkansas Online, 31 Jan. 2026
About 80 warming centers were opened, and National Guard troops delivered supplies by truck and helicopter.

— Kristin M. Hall, Los Angeles Times, 31 Jan. 2026