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 That solar flare produced the largest and fastest rise in carbon-14 ever recorded. David Wallace, CBS News, 14 May 2024 Those in the northern half of the U.S. – and even as far south as the Florida Keys – had a rare front row seat to the aurora borealis thanks to a series of solar flares that set off the storm and triggered the famous natural light display. Eric Lagatta, USA TODAY, 13 May 2024 The sun has been emitting a series of strong solar flares since Wednesday morning. Enquirer Staff, The Enquirer, 11 May 2024 Particles from a solar flare can travel at the speed of light and reach Earth in minutes. John Tufts, The Courier-Journal, 10 May 2024 The exaggerated solar flare activity creates more disturbance, measured on a scale called a K-index, which ranges from 0 to 9, with 9 having the most activity. Nicole Blanchard, Idaho Statesman, 10 May 2024 Advertisement On Wednesday morning, astronomers noted a series of solar flares and coronal mass ejections — essentially, giant explosions of energy — emanating from a massive sunspot more than 15 times the diameter of Earth. Corinne Purtill, Los Angeles Times, 10 May 2024 The storm arrives after days of solar flares that reportedly sent bursts of plasma and magnetic fields towards Earth, prompting a watch that could trigger flashy light displays and communication disruptions as a result of the events that occurred in space. Skyler Caruso, Peoplemag, 10 May 2024 Like an erupting supervolcano or a catastrophic solar flare, a second American Civil War is something that really could happen—an unlikely prospect but, still, terrifying enough to be worth worrying about. Andrew Marantz, The New Yorker, 16 Apr. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'solar flare.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1938, in the meaning defined above

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

Dictionary Entries Near solar flare

Cite this Entry

“Solar flare.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/solar%20flare. Accessed 18 May. 2024.

Kids Definition

solar flare

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

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