dwarf planet

noun

: a celestial body that orbits the sun and has a spherical shape but is not large enough to disturb other objects from its orbit

Examples of dwarf planet in a Sentence

Recent Examples on the Web
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.
Bright deposits on the dwarf planet Ceres, the largest body in the asteroid belt, contain sodium carbonate. Ars Technica, 30 Jan. 2025 The largest object in the asteroid belt, the dwarf planet Ceres, is an icy body that measures 592 miles across. Jeffrey Kluger, TIME, 29 Jan. 2025 The Nature study points out that the dwarf planet Ceres and Saturn’s icy moon Enceladus have also shown evidence of sodium carbonate brines in recent years. Ella Jeffries, Smithsonian Magazine, 29 Jan. 2025 As such, scientists have also previously found evidence for ammonia in salt form on the dwarf planet Ceres, which sits in the asteroid belt between Mars and Jupiter, and within the plumes of Saturn's famously icy moon Enceladus. Monisha Ravisetti, Space.com, 29 Jan. 2025 See all Example Sentences for dwarf planet 

Word History

First Known Use

1993, in the meaning defined above

Time Traveler
The first known use of dwarf planet was in 1993

Dictionary Entries Near dwarf planet

Cite this Entry

“Dwarf planet.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dwarf%20planet. Accessed 8 Feb. 2025.

Kids Definition

dwarf planet

noun
: a celestial object similar to a planet but too small to clear other objects from its orbit
Last Updated: - Updated example sentences
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