planet

noun

ˈpla-nət How to pronounce planet (audio)
Definition of planetnext
as in globe
the celestial body on which we live our collective responsibility to conserve the planet and its natural resources for future generations

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 planet And so there’s a huge program right now with James Webb called the Cosmic Shoreline Program, which is to look at a group of planets which are Earth-sized in the habitable zones of their stars. — Quanta Magazine, 9 July 2026 The moment was captured 263 miles (423 kilometers) above Earth's Atlantic Ocean from aboard the space station orbiting our planet. — Chelsea Gohd, Space.com, 9 July 2026 This, Ciufolini says, means that if our planet were a perfect sphere, frame-dragging would be the sole source for changes in their orbits. — Mary Randolph, Scientific American, 8 July 2026 It’s referred to as such because its New York fanbase generates more in-venue energy than any other venue on the planet. — Jonathan Mallie, Forbes.com, 8 July 2026 See All Example Sentences for planet
Recent Examples of Synonyms for planet
  1. globe
  2. world
  3. earth
Noun
  • This may be because there are many instances when the air temperature is high, but the wet bulb globe temperature is lower than the air temperature, thanks to humidity levels, cloud cover, wind speed or other factors.
    — Andrew Freedman, CNN Money, 3 July 2026
  • Lantana, zinnias, California poppies, and globe gilia are a few drought-tolerant options.
    — Melissa Epifano, The Spruce, 3 July 2026
Definition of globe
Noun
  • The Castro family has been linked, through GAESA chiefly, to a lucrative world of hotels, banks, retail monopolies, foreign-currency businesses, foreign private compounds and offshore accounts.
    — Romina Ruiz-Goiriena, USA Today, 6 July 2026
  • Hiltz finished seventh in the 1,500 meters at the 2024 Paris Olympics and fifth in the same race at the 2025 world championships in Tokyo.
    — Lindsay Schnell, New York Times, 5 July 2026
Definition of world
Noun
  • The Minions doing a Prometheus to earth was eventually cut, however.
    — Bethy Squires, Vulture, 9 July 2026
  • Those living roots carry minerals down into the earth to create a thriving subterranean ecosystem–fungi, earthworms, nitrogen–biodiversity–on this storied 1,000 acre plot of land; the largest tea farm in Korea on this tiny island.
    — Andrew Watman, Forbes.com, 8 July 2026
Definition of earth

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planes
planet
planetary
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Cite this Entry

“Planet.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/planet. Accessed 12 Jul. 2026.

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More from Merriam-Webster on planet

Nglish: Translation of planet for Spanish Speakers

Britannica.com: Encyclopedia article about planet

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