PLANETARY Synonyms: 123 Similar and Opposite Words

planetary

adjective

ˈpla-nə-ˌter-ē

Definition of planetary

as in vast

unusually large a positively planetary new shopping development

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 planetary The planetary system is among the most studied in our galaxy, and its star is known to host 30 orbiting comets and a giant disk of dust and debris, which NASA’s Hubble Space Telescope photographed in detail in 2015. — Jacopo Prisco, CNN Money, 2 Oct. 2026 Long, planetary waves push the warm water to our coast and also raise the sea level, according to Clarissa Anderson, director of the Southern California Coastal Ocean Observing System at UC San Diego’s Scripps Institution of Oceanography. — Lila Seidman, Los Angeles Times, 1 Oct. 2026 While designers have no current use for their jump-otronic robots, the sheer amount of robotics development for terrestrial and extra-planetary exploration suggests that the photoleapers are a solution that will eventually find their problem. — New Atlas, 28 Sep. 2026 The discovery could give astronomers a rare look at the earliest stages of planetary formation and help refine theories about how giant worlds like Jupiter come together. — Paloma Chavez, PEOPLE, 25 Sep. 2026 See All Example Sentences for planetary

Recent Examples of Synonyms for planetary

Adjective

Deep-sea mining companies are targeting this vast reserves of metal-rich nodules to power the electric vehicle market.

— Mrigakshi Dixit, Interesting Engineering, 14 Oct. 2026
China has stepped up cooperation with Southeast Asian nations to crack down on a vast industry that has flourished in the region in recent years to fleece people out of billions of dollars.

— CBS News, CBS News, 13 Oct. 2026

Definition of vast

Adjective

Most of the time, Mark just flails, complains, and pouts like a giant baby, and Affleck’s twitchy, rapid-fire delivery can’t give the character any life or depth.

— Bilge Ebiri, Vulture, 8 Oct. 2026
If a crack reaches a giant zucchini’s internal cavity, the zucchini — known as marrow by growers — is disqualified.

— Kyle Melnick, Washington Post, 8 Oct. 2026

Definition of giant

Adjective

The account has more than 13 million followers, giving whoever controlled it access to a huge audience and the credibility that comes with Microsoft’s name.

— Kurt Knutsson, FOXNews.com, 11 Oct. 2026
For a family living in poverty, having a home can make a huge difference in the fight for survival.

— Kamala Thiagarajan, NPR, 11 Oct. 2026

Definition of huge

Adjective

Centuries later, as mechanical clocks became increasingly precise, these astronomical subdivisions were adopted for timekeeping as well.

— Vahe Peroomian, The Conversation, 8 Oct. 2026
Flooding risks are highest on Sunday, with tides likely 1 to 1 ½ feet above astronomical tide charts, according to NWS.

— Julie Sharp, CBS News, 8 Oct. 2026

Definition of astronomical

Adjective

What is already clear is the tremendous talent across our organization and our shared mission to deepen and extend our fans’ emotional connection to our iconic brands and franchises through high-quality products and stories.

— Todd Spangler, Variety, 9 Oct. 2026
The museum brought a tremendous wow factor that cities around the world were soon clamoring to imitate.

— Robb Report, Robb Report, 9 Oct. 2026

Definition of tremendous

Adjective

First developed in the 1950s, this aircraft has an enormous weapon payload capacity and intercontinental range.

— Christopher McFadden, Interesting Engineering, 11 Oct. 2026
On top of store closures and unsold inventory, the company was choking on enormous debt from a private equity buyout in 2014.

— Phil Wahba, Fortune, 10 Oct. 2026

Definition of enormous

Adjective

On Monday, stand-up comedians on social media launched a massive awareness campaign to pressure one of their own, Sebastian Maniscalco, to reconsider recent programming decisions at his SiriusXM radio station, Sebastian Maniscalco’s Comedy Radio.

— Hershal Pandya, Vulture, 8 Oct. 2026
The whole story unfolds within a massive narrative arc that spans the roughly 20 years of the hunt for the Monster.

— Nick Vivarelli, Variety, 8 Oct. 2026

Definition of massive

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planet

planetary

planets

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“Planetary.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/planetary. Accessed 15 Oct. 2026.

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Synonyms of planetary

adjective

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