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
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These tools provide live alerts, solar wind data and changing space weather conditions. Jamie Carter, Forbes.com, 18 June 2026 Long before scientists understood solar wind or magnetism, people associated auroras with spirits, omens, warriors, or celestial beings. Kaif Shaikh, Interesting Engineering, 15 June 2026 This artificial plasma would drift toward the sun-facing edge of the magnetosphere, effectively thickening the boundary between Earth and the incoming solar wind. Sharmila Kuthunur, Space.com, 8 June 2026 However, high-speed solar wind from a coronal hole could deflect the energy, the SWPC notes. Michele Laufik, Martha Stewart, 4 June 2026 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

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Cite this Entry

“Solar wind.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/solar%20wind. Accessed 23 Jun. 2026.

Kids Definition

solar wind

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

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