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.
This region actually encapsulates our entire solar system, and is formed as a result of solar wind particles streaming from the sun and eventually pressing into the interstellar medium. Monisha Ravisetti, Space.com, 5 Feb. 2025 The solar wind escaping from the aforementioned coronal hole is moving at a velocity of more than 310 miles per second, expected to reach Earth on Friday which could trigger a minor geomagnetic storm (G1). Skyler Caruso, People.com, 31 Jan. 2025 Generated by the churning molten metals in Earth’s core, the magnetosphere shields the planet from harmful solar radiation and keeps solar winds from stripping away Earth’s atmosphere. Mindy Weisberger, CNN, 21 Jan. 2025 The Parker Solar Probe was launched Aug. 12, 2018 with the mission of coming within 4 million miles of the sun's surface to study the formation of the solar wind. Eric Lagatta, USA TODAY, 27 Dec. 2024 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

Dictionary Entries Near solar wind

Cite this Entry

“Solar wind.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/solar%20wind. Accessed 16 Feb. 2025.

Kids Definition

solar wind

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

More from Merriam-Webster on solar wind

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