Pluto
noun
Plu·to
ˈplü-(ˌ)tō 
1
: the Greek god of the underworld compare dis
2
[New Latin]
: a dwarf planet occupying an orbit that crosses the orbit of Neptune
Is Pluto a planet?: Usage Guide
In 2006 the International Astronomical Union defined planet in such a way as to exclude Pluto, reclassifying it instead as a dwarf planet. Although discussion of the matter continues, the change has been widely accepted.
Examples of Pluto in a Sentence
Recent Examples on the Web
Volume and channel rockers can be found below, along with menu and dedicated service buttons for Amazon Prime Video, Apple TV, Netflix, Pluto TV, TCL TV, and YouTube.
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PCMAG, 19 Feb. 2025
This is followed by Mercury’s debut in Aries (your communication sector), where the messenger planet will make a sextile to Pluto in your sign on March 5.
—Valerie Mesa, People.com, 18 Feb. 2025
But Charon was half the size of Pluto itself, so big that the Pluto-Charon combination are sometimes referred to as a double planet, according to NASA.
—Elizabeth Weise, USA TODAY, 18 Feb. 2025
Lonely Pluto would eventually turn out to be not so lonely after all.
—Jeffrey Kluger, TIME, 18 Feb. 2025
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PCMAG, 19 Feb. 2025
This is followed by Mercury’s debut in Aries (your communication sector), where the messenger planet will make a sextile to Pluto in your sign on March 5.
—Valerie Mesa, People.com, 18 Feb. 2025
But Charon was half the size of Pluto itself, so big that the Pluto-Charon combination are sometimes referred to as a double planet, according to NASA.
—Elizabeth Weise, USA TODAY, 18 Feb. 2025
Lonely Pluto would eventually turn out to be not so lonely after all.
—Jeffrey Kluger, TIME, 18 Feb. 2025
See All Example Sentences for Pluto
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Cite this Entry
“Pluto.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Pluto. Accessed 14 Mar. 2025.
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