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solar wind

noun

: plasma continuously ejected from the sun's surface into and through interplanetary space

Examples of solar wind 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.
The solar wind's been strong, Earth's magnetic field is primed. Daisy Dobrijevic, Space.com, 17 Nov. 2025 Strong solar wind speed and periods of favorable magnetic field orientation are driving up geomagnetic storms to G1-G3; with G4 still possible tonight. Anna Skinner, MSNBC Newsweek, 13 Nov. 2025 The northern lights, or aurora borealis, are waves of light created when the solar wind strikes the atmosphere, creating a display of moving lights in the night sky. Jenna Prestininzi, Freep.com, 13 Nov. 2025 The second type is a coronal hole, which releases high-speed streams of solar wind. Diana Leyva, Nashville Tennessean, 12 Nov. 2025 See All Example Sentences for solar wind

Word History

First Known Use

1958, in the meaning defined above

Time Traveler
The first known use of solar wind was in 1958

Browse Nearby Words

Cite this Entry

“Solar wind.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/solar%20wind. Accessed 27 Nov. 2025.

Kids Definition

solar wind

noun
: the continuous radiation of charged particles from the sun's surface

More from Merriam-Webster on solar wind

Last Updated: - Updated example sentences
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