MASTODONS Synonyms: 42 Similar and Opposite Words

mastodons

noun

plural of mastodon

as in whales

something or someone that is unusually large and powerful mom-and-pop stores just can't compete with these mastodons of retailing

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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 mastodons Modern elephants are the only living proboscideans today — a group that once included woolly mammoths and mastodons. — Andrea Margolis, FOXNews.com, 14 Aug. 2026 According to this theory, those now-extinct megafauna—the giant ground sloths and the giant beavers, the mastodons and mammoths, and even the lions and dire wolves—were relatively quickly hunted to extinction. — Literary Hub, 10 June 2026 Other species recovered from the cave, including mastodons and ground sloths, are rare in the region. — Hanna Wickes, Miami Herald, 29 Mar. 2026 Ground sloths and mastodons are linked to forest habitats. — Hanna Wickes, Fort Worth Star-Telegram, 29 Mar. 2026

Recent Examples of Synonyms for mastodons

Noun

More than 1,000 whales are typically killed each year, despite ongoing concerns over high levels of heavy metals in the meat.

— Cecilia Rodriguez, Forbes.com, 23 Aug. 2026
While transporting large mammals like whales, dolphins and polar bears by plane isn’t unheard of — SeaWorld has been doing it for decades, says Eric Otjen, vice president of zoological operations at the San Diego park.

— Lori Weisberg, San Diego Union-Tribune, 22 Aug. 2026

Definition of whales

Noun

Starting with the second film, The Lost World, a theme emerged in which dinosaurs were recast as victims who needed protecting from evil humans.

— James Hibberd, HollywoodReporter, 17 Aug. 2026
That shape could be consistent with tracks left by either theropods — a group that includes meat-eating dinosaurs — or ornithopods, which were bipedal herbivores.

— Brandi D. Addison, USA Today, 17 Aug. 2026

Definition of dinosaurs

Noun

At that point, the Spanish club was confident he would soon be snapped up by one of the game’s giants for mega money, so was happy to play the long game.

— Ben Church, CNN Money, 21 Aug. 2026
Tech giants like OpenAI, Google and Anthropic offer schools training sessions in how to use their AI tools.

— ABC News, ABC News, 21 Aug. 2026

Definition of giants

Noun

For perspective, that's about the same weight as seven African bush elephants, the largest land animal on earth.

— Carmela Karcher, CBS News, 25 Aug. 2026
Discworld is a flat earth balanced on the backs of four elephants, which are in turn standing on an enormous turtle, Great A’Tuin.

— Carline Tromp, The Dial, 18 Aug. 2026

Definition of elephants

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mastodon

mastodons

masturbatory

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“Mastodons.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/mastodons. Accessed 26 Aug. 2026.

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Synonyms of mastodons

noun

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