solar flare

noun

: a sudden temporary outburst of energy from a small area of the sun's surface

called also flare

Examples of solar flare 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.
On Wednesday, a very large and active sunspot erupted several times, causing three solar flares and sending waves of CMEs into space, headed toward Earth. Terry Eliasen, CBS News, 4 June 2026 Our star just unleashed three powerful solar flares in less than 24 hours and potentially sending multiple coronal mass ejections (CMEs) hurtling toward Earth, raising the chances of northern lights displays this week. Daisy Dobrijevic, Space.com, 3 June 2026 At the same time, scientists are continuing to monitor several active sunspot regions rotating across the sun, along with the possibility of isolated M-class solar flares in the days ahead. Valerie Mesa, PEOPLE, 28 May 2026 That step was like a solar flare for podcasting. Frank Racioppi, Forbes.com, 22 May 2026 See All Example Sentences for solar flare

Word History

First Known Use

1938, in the meaning defined above

Time Traveler
The first known use of solar flare was in 1938

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Cite this Entry

“Solar flare.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/solar%20flare. Accessed 8 Jun. 2026.

Kids Definition

solar flare

noun
: a sudden temporary outburst of energy from a small area of the sun's surface

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