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 asteroid, which takes its name from the Egyptian deity of chaos, will be seen and heard, but the only impacts will be on science and planetary defense. — Andrew Jones, Scientific American, 30 July 2026 There will also be a planetary parade made up of six planets, according to Star Walk. — Julia Gomez, USA Today, 30 July 2026 Since then, the search for signs of life on Mars and other planetary bodies has become a major part of NASA’s mission. — Danny Robb, JSTOR Daily, 30 July 2026 That fact alone tells us our country must prepare for major environmental and affordability challenges, at a time when planetary life support systems are already straining. — John Kostyack, Forbes.com, 29 July 2026 See All Example Sentences for planetary

Recent Examples of Synonyms for planetary

Adjective

That final-day 2-1 home victory against West Bromwich Albion, played out in front of 33,750, also spoke of Wednesday’s vast potential.

— Philip Buckingham, New York Times, 14 Aug. 2026
In the case of those to Europe, with which China has a vast trade surplus, there’s also the question of how viable the route is both ways.

— Simone McCarthy, CNN Money, 14 Aug. 2026

Definition of vast

Adjective

Spaceship Earth is the iconic giant-golf-ball-looking attraction near the front entrance of the theme park.

— Dewayne Bevil, The Orlando Sentinel, 7 Aug. 2026
With an ecosystem as capricious as this, the local wildlife is born and bred to go with the flow—think gentle-but-giant humpback whales, colonies of industrious beavers, and torpedoing peregrine falcons, the fastest animals on Earth.

— Kat Chen, Condé Nast Traveler, 7 Aug. 2026

Definition of giant

Adjective

Videos circulating on social media, and geolocated by CNN, show a huge blaze raging and plumes of smoke rising from an area just outside the city, close to what appear to be the characteristic towers of an oil refinery.

— Issy Ronald, CNN Money, 10 Aug. 2026
The fight is huge for everyone involved, the network and promoters included.

— Brian Mazique, Forbes.com, 10 Aug. 2026

Definition of huge

Adjective

With a little critical thinking, most reasonable people would conclude that this is not how a gigantic company like OpenAI would handle an incident like this.

— Hershal Pandya, Vulture, 11 Aug. 2026
In Homewood on Tuesday, gigantic piles of mulch, tree limbs, and branches were already lying around from storms that hit earlier in the summer.

— Adam Harrington, CBS News, 11 Aug. 2026

Definition of gigantic

Adjective

Before the cross-country move Hilton had been complaining about his astronomical hospital bills, even with insurance.

— Madeleine Marr, Miami Herald, 5 Aug. 2026
Private care is astronomical, and Medicare doesn't cover the custodial care this disease requires, the day-to-day help with bathing and dressing and supervision that can go on for a decade.

— Sue Peschin, Forbes.com, 4 Aug. 2026

Definition of astronomical

Adjective

Why Adaptable People Can Still Feel Stuck Adaptability gets a tremendous amount of attention in conversations about the future of work, and for good reason.

— Dr. Diane Hamilton, Forbes.com, 10 Aug. 2026
As the largest institutional purchaser of firearms in the United States, governments have tremendous power to shape the market.

— Kris Brown, Chicago Tribune, 9 Aug. 2026

Definition of tremendous

Adjective

The frankly enormous soaking tub in black-and-white tile and equally capacious steam shower share the room, though the toilet sits in a private water closet.

— Condé Nast, Condé Nast Traveler, 8 Aug. 2026
That mind is a model, an enormous statistical object assembled by feeding it a quantity of text and images nobody has ever fully itemized.

— Jason Snyder, Forbes.com, 8 Aug. 2026

Definition of enormous

Adjective

Costs had been on the decline since March 2025, following a massive outbreak of bird flu that disrupted the egg supply and sent retail prices soaring.

— Claire Malon, Chicago Tribune, 14 Aug. 2026
Future generations not only had to make up these missing deposits but also the massive investment earnings that could have been achieved.

— Keith M. Phaneuf, Hartford Courant, 14 Aug. 2026

Definition of massive

Browse Nearby Words

planet

planetary

planets

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“Planetary.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/planetary. Accessed 14 Aug. 2026.

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Synonyms of planetary

adjective

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