sunspot
noun
sun·spot
ˈsən-ˌspät 
: any of the dark spots that appear at times on the sun's surface and are usually visible only through a telescope
Examples of sunspot in a Sentence
Recent Examples on the Web
The recent flares came from a pair of sunspots, including a new one that emerged earlier this week.
—
Margherita Bassi, Smithsonian Magazine, 16 May 2025
Even when the number of sunspots begins to decrease, big displays of aurora are possible.
—Jamie Carter, Forbes.com, 15 May 2025
Since the current solar cycle — the 11-year ebb and flow in the number of sunspots and eruptions — has only just reached its peak, scientists worry that more solar drama is on tap in the coming years.
—Tereza Pultarova, Space.com, 9 May 2025
The most powerful solar telescope in the world has recorded a major milestone atop an active volcano in Hawaii, capturing a detailed image of a cluster of sunspots with the telescope's new Visible Tunable Filter (VTF).
—Alana Wise, NPR, 3 May 2025
See All Example Sentences for sunspot
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Margherita Bassi, Smithsonian Magazine, 16 May 2025
Even when the number of sunspots begins to decrease, big displays of aurora are possible.
—Jamie Carter, Forbes.com, 15 May 2025
Since the current solar cycle — the 11-year ebb and flow in the number of sunspots and eruptions — has only just reached its peak, scientists worry that more solar drama is on tap in the coming years.
—Tereza Pultarova, Space.com, 9 May 2025
The most powerful solar telescope in the world has recorded a major milestone atop an active volcano in Hawaii, capturing a detailed image of a cluster of sunspots with the telescope's new Visible Tunable Filter (VTF).
—Alana Wise, NPR, 3 May 2025
See All Example Sentences for sunspot
Cite this Entry
“Sunspot.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sunspot. Accessed 21 May. 2025.
Copy CitationKids Definition
sunspot
noun
sun·spot
-ˌspät
: one of the dark spots that appear from time to time on the sun's surface and are usually visible only through a telescope
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