- Also called major planet. any of the eight large heavenly bodies revolving about the sun and shining by reflected light: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, or Neptune, in the order of their proximity to the sun. Until 2006, Pluto was classified as a planet ninth in order from the sun; it has been reclassified as a dwarf planet.
- a similar body revolving about a star other than the sun.
- (formerly) a celestial body moving in the sky, as distinguished from a fixed star, applied also to the sun and moon.
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Origin of planet
Words nearby planet
Example sentences from the Web for planet
A new analysis of meteorites from the inner solar system — home to the four rocky planets — suggests that Earth’s building blocks delivered enough water to account for all the H2O buried within the planet.Earth’s building blocks may have had far more water than previously thought|Christopher Crockett|August 27, 2020|Science News
For the first time, astronomers have captured a portrait of a distant family of planets and their sunlike star.A weird cousin of our solar system is caught on camera|Lisa Grossman|August 26, 2020|Science News For Students
A team of researchers led by David Armstrong at the University of Warwick in the UK recently trained a machine-learning algorithm to identify “exoplanets”—that is, planets outside our solar system—from NASA data.50 new planets, including one as big as Neptune, are identified using A.I.|rhhackettfortune|August 26, 2020|Fortune
Most young people I know have already decided not to have children, because they don’t want their kids growing up on a doomed planet.Generation Z is ‘traumatized’ by climate change—and they’re the key to fighting it|matthewheimer|August 19, 2020|Fortune
The solar system is the group of planets, including Earth, that orbit the sun.
Andy Serkis, Dawn of the Planet of the Apes Do you want to be on the wrong side of history, Academy?Oscars 2015: The Daily Beast’s Picks, From Scarlett Johansson to ‘Boyhood’|Marlow Stern|January 6, 2015|DAILY BEAST
In fact, Mexico buys and sells more US goods than any other country on the planet except for Canada.Why Mexicans Are Enraged by Obama’s Big Tuesday Meeting|Ruben Navarrette Jr.|January 6, 2015|DAILY BEAST
Good for her—but what a shameful indictment of Planet Fashion.One Vogue Cover Doesn’t Solve Fashion’s Big Race Problem|Danielle Belton|January 2, 2015|DAILY BEAST
With Batman and Planet of the Apes, you seem to be operating around 15 years ahead of the culture.Tim Burton Talks ‘Big Eyes,’ His Taste For the Macabre, and the ‘Beetlejuice’ Sequel|Marlow Stern|December 17, 2014|DAILY BEAST
Why was a master photographer recruited to work with one of the most successful liquor brands on the planet?
Reckoning that Neptune is the outermost planet of the solar system, that system would have a diameter of 5,584 millions of miles.God and my Neighbour|Robert Blatchford
Cassini observed, by the position of certain spots, the revolution of the planet Venus on its axis.The Every Day Book of History and Chronology|Joel Munsell
Meadows began to play inner planet combinations that occasionally paid, though at short odds.Fee of the Frontier|Horace Brown Fyfe
Our poor planet will be but a silent ghost whirling on its dark path in the starlight.The Unsolved Riddle of Social Justice|Stephen Leacock
As the details of this planet are to occupy us during nearly all the remainder of this work, we shall for the present pass it by.Outlines of the Earth's History|Nathaniel Southgate Shaler
British Dictionary definitions for planet
Word Origin for planet
Scientific definitions for planet
Other words from planetplanetary adjective
Cultural definitions for planet
An object in orbit around a star. A planet does not give off its own light; rather, it shines by reflecting sunlight. Planets close to the sun are rocky. Those farther out consist mostly of gases and liquids.