mass 1 of 3

Definition of massnext
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as in body
a distinct and separate portion of matter a mass of leaves in a corner of the yard

Synonyms & Similar Words

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as in majority
the largest part or quantity of something believes that the great mass of voters are in the political center and consider themselves neither conservative nor liberal

Synonyms & Similar Words

Antonyms & Near Antonyms

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as in throng
a great number of persons or creatures massed together a huge mass of people had gathered in the park to protest the government's latest policy

Synonyms & Similar Words

mass

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adjective

mass

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verb

as in to accumulate
to gradually form into a layer, pile, or mass clouds massing on the western side of the mountain range

Synonyms & Similar Words

Antonyms & Near Antonyms

Synonym Chooser

How is the word mass different from other nouns like it?

The words bulk and volume are common synonyms of mass. While all three words mean "the aggregate that forms a body or unit," mass suggests an aggregate made by piling together things of the same kind.

a mass of boulders

Where would bulk be a reasonable alternative to mass?

While the synonyms bulk and mass are close in meaning, bulk implies an aggregate that is impressively large, heavy, or numerous.

the darkened bulk of the skyscrapers

In what contexts can volume take the place of mass?

The words volume and mass are synonyms, but do differ in nuance. Specifically, volume applies to an aggregate without shape or outline and capable of flowing or fluctuating.

a tremendous volume of water

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 mass
Noun
The protostars sit in a region known as FS Tau, located around 450 light-years away, which has become a popular target for astronomers aiming to study the evolution of low-mass stars. Robert Lea, Space.com, 3 July 2026 That makes these networks valuable for people trying to hide mass scraping, fake ad clicks, account attacks or other shady activity. Kurt Knutsson, FOXNews.com, 3 July 2026
Adjective
Bailey Allen After the fireworks ended there was a mass exodus of guests leaving the Esplanade and flooding the streets of downtown Boston. Karissa Waddick, USA Today, 4 July 2026 American independence wouldn’t have been possible without the thousands of people who spurred the mass political movement that came before it. T. H. Breen, The Atlantic, 3 July 2026
Verb
Even hours after the attack, plumes of black smoke massed along the Moscow skyline - and all four of the city's airports suspended operations for much of the day. Charles Maynes, NPR, 18 June 2026 The King, 77, led members of his family in taking in the sights and cheers of the crowd massed below as Trooping the Colour had its grand finale on Saturday, June 13. Simon Perry, PEOPLE, 13 June 2026 See All Example Sentences for mass
Recent Examples of Synonyms for mass
Noun
  • His profiteering has drawn criticism from even the traditionally conservative editorial boards at the Wall Street Journal and New York Post, as well as the broader American populace.
    Joe Wilkins, Futurism, 2 July 2026
  • The ongoing diversification of the American populace ensures that Latin American rhythms, jazz subgenres and electronic innovations will continue to redefine what the nation will sound like moving forward.
    Ted Olson, The Conversation, 2 July 2026
Noun
  • Double bag any heavy trash bags or loads that contain a lot of wet food to prevent rips and leaks.
    Karen Brewer Grossman, Southern Living, 3 July 2026
  • Battery systems could support those loads alongside renewable generation or other power sources.
    Aamir Khollam, Interesting Engineering, 2 July 2026
Noun
  • Mourners beat their chests rhythmically in the intense summer heat, the wails of women cutting through the noise as the body of Ayatollah Ali Khamenei was unveiled beneath a glass case at the Grand Mosalla.
    Nadeen Ebrahim, CNN Money, 4 July 2026
  • But Vozinha dived, fully extended his body, and knocked the ball away.
    Tim Rohan, NBC news, 4 July 2026
Noun
  • There’s a bunch of new things across most of the 2026 range, mainly cosmetic, but also hardware and weight-saving stuff as well.
    New Atlas, New Atlas, 6 July 2026
  • When a squirrel climbs atop its roof or perches, the feeder registers its heavier weight and automatically closes its four ports.
    Stephanie Osmanski, Better Homes & Gardens, 6 July 2026
Noun
  • Miami-Dade and Palm Beach together account for the overwhelming majority of Florida’s survivor population.
    Masha Pearl, Sun Sentinel, 5 July 2026
  • If a simple majority of the workers vote to unionize, the union is then certified.
    Talia Soglin, Chicago Tribune, 5 July 2026
Noun
  • Tour guides in tricorn hats and colonial garb brought throngs of tourists to sites along the Freedom Trail, including the Granary Burying Ground, the Old North Church, and Paul Revere’s home.
    Karissa Waddick, USA Today, 4 July 2026
  • Tomorrow may be even more surreal, with another day of oppressive heat and throngs of tourists in town to see what the president has billed as the biggest fireworks display in human history.
    Hana Kiros, The Atlantic, 3 July 2026
Adjective
  • Iran's Islamic Revolutionary Guard Corp via Reuters This follows a series of escalating reciprocal strikes over the weekend that threatened to unravel efforts to secure a permanent end to the war.
    Alexander Smith, NBC news, 29 June 2026
  • French officials condemned the move as hostile and unfounded, while urging citizens in the West African nation to exercise heightened vigilance as reciprocal measures are considered.
    Los Angeles Times, Los Angeles Times, 27 June 2026
Verb
  • In Gaza City alone, around 25 million tons of debris have accumulated, Mohanna said.
    Sana Noor Haq, CNN Money, 5 July 2026
  • Jamestown Canyon virus accumulates genetic changes 10 to 100 times more slowly per calendar year than dengue, Rift Valley fever or chikungunya.
    John Drake, Forbes.com, 4 July 2026

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Cite this Entry

“Mass.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/mass. Accessed 6 Jul. 2026.

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