Thesaurus results for NUCLEUSES

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

Relevance

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 In theory, beryllium-8 normally decays into two helium-4 nuclei. —

Big Think, 19 Mar. 2026 Each target is also accompanied by a beautiful image captured by talented astrophotographers who spent hours collecting and processing their ancient light to reveal spectacular detail in their sweeping spiral arms and active nuclei. —

Anthony Wood, Space.com, 14 Mar. 2026 With less pollution, there are fewer nuclei on which water droplets aggregate to form clouds—and therefore fewer clouds, both over land and the ocean downwind, researchers hypothesize. —

Lauren Sommer, NPR, 12 Mar. 2026 Its apparently smooth screen quickly dissolves into a jiggling lattice of molecules, which in turn resolve into clouds of electrons buzzing around atomic nuclei. —

Quanta Magazine, 11 Mar. 2026 The data—which specifically trace the abundance of H3+, an ion made of three hydrogen nuclei—constitute the best-yet three-dimensional map of the planet’s upper atmosphere. —

Lee Billings, Scientific American, 24 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 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

Time your visits during shoulder seasons, seek out local food spots away from tourist centers, and prioritize destinations where the landscape is the main attraction.

— Lauren Schuster, Charlotte Observer, 21 Mar. 2026
The trial centers on whether tech companies such as Instagram, which is owned by Meta, and YouTube can be held liable for allegedly promoting a harmful product and addicting users to their platforms.

— Queenie Wong, Los Angeles Times, 21 Mar. 2026