ATOM Synonyms: 98 Similar and Opposite Words

atom

noun

ˈa-təm

Definition of atom

as in particle

a very small piece give me just one atom of information about the novel's surprise ending

Synonyms & Similar Words

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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 atom Different atoms shine in subtly different hues, so the spectrum provided a sense of what the object’s particles were doing. — Quanta Magazine, 14 Sep. 2026 Both paths end at the same place at the same moment, allowing the team to measure what the fall does to a wave-like property of the atom. — Jacek Krywko, ArsTechnica, 11 Sep. 2026 Solving heat problems Lasers are needed to create a halo effect that can guide and count the moving atoms. — Ameya Paleja, Interesting Engineering, 11 Sep. 2026 The interstellar medium is filled with ionized gas where atoms have been shorn of electrons. — Keith Cooper, Space.com, 11 Sep. 2026 See All Example Sentences for atom

Recent Examples of Synonyms for atom

Noun

This holds even when the two particles are separated by a large distance from each other, prompting Einstein to call this behavior ‘spooky’.

— Ameya Paleja, Interesting Engineering, 15 Sep. 2026
But those procedures can also send plastic particles down the drain — waste that South Florida’s wastewater systems aren’t designed to catch.

— Laurie Mermet, Miami Herald, 15 Sep. 2026

Definition of particle

Noun

To make matters worse, the Houthis have captured new terrain in Yemen and acquired Perim Island, a speck of land inside the Bab el-Mandeb chokepoint that better positions the Yemeni militia to intercept oil tankers.

— Daniel DePetris, Chicago Tribune, 15 Sep. 2026
Calcium shows up as bright white specks on the coronary artery images.

— Hanna Wickes, Kansas City Star, 20 Aug. 2026

Definition of speck

Noun

Within the cell, hydrogen molecules release electrons and protons at the anode.

— Sujita Sinha, Interesting Engineering, 11 Sep. 2026
Nitrogen is also a core component of chlorophyll, which absorbs energy from light in photosynthetic organisms, and adenosine triphosphate (ATP), the primary energy-carrying molecule found in the cells of plants and animals.

— Encyclopedia Britannica, Encyclopedia Britannica, 9 Sep. 2026

Definition of molecule

Noun

Some kits include stone-like chips or flecks to scatter over the surface of the wet paint for a realistic effect.

— Karen Brewer Grossman, Southern Living, 8 Sep. 2026
Hundreds of flecks of sequins caught the light as Jenner made her way down the red carpet, glittering from every angle.

— Chanel Vargas, InStyle, 3 Sep. 2026

Definition of fleck

Noun

The 3-1 margin of victory could have been wider had City not at times missed that final bit of polish at Joie Stadium.

— Katie Whyatt, New York Times, 7 Sep. 2026
The Prince and Princess of Wales have been largely out of the spotlight recently, spending the remaining bits of the summer with their three children before school begins for each.

— Rachel Burchfield, InStyle, 6 Sep. 2026

Definition of bit

Noun

Five years ago, David Mueller planted a 12-acre field of Kernza, a perennial grain similar to native grasses found in parts of Europe and western Asia.

— Joshua A. Bickel, Los Angeles Times, 19 Sep. 2026
The first is that JWST, looking at wavelengths where almost no occultation has ever been recorded, is simply seeing grains that scatter light differently in the infrared.

— Jacek Krywko, ArsTechnica, 19 Sep. 2026

Definition of grain

Noun

The pieces can be worn separately or as a coordinated set and include the same washed trims and back patch consistent with previous Levi’s x Sacai collections.

— Angela Velasquez, Footwear News, 17 Sep. 2026
Adding to the prestige is the fact that the jersey features the first Gold MLB Logoman patch ever worn in an official MLB game.

— Rachel Cormack, Robb Report, 17 Sep. 2026

Definition of patch

Noun

The snippet does not give away much about the plot, but illustrates Musk’s polarizing character.

— Isabelle Farina, Variety, 7 Sep. 2026
But online, snippets of the Ontario fire videos are being shared, fueling grievances over the growing cost of living and stagnant wages.

— Los Angeles Times, Los Angeles Times, 3 Sep. 2026

Definition of snippet

Browse Nearby Words

atolls

atom

atomic

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“Atom.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/atom. Accessed 21 Sep. 2026.

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Synonyms of atom

noun

Example Sentences

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