sunspot


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Related to sunspot: Sunspot cycle

sun·spot

 (sŭn′spŏt′)
n.
Any of the relatively cool dark spots appearing periodically in groups on the surface of the sun that are associated with strong magnetic fields.

sunspot

(ˈsʌnˌspɒt)
n
1. (Astronomy) any of the dark cool patches, with a diameter of up to several thousand kilometres, that appear on the surface of the sun and last about a week. They occur in approximately 11-year cycles and possess a strong magnetic field
2. informal a sunny holiday resort
3. (Pathology) Austral a small cancerous spot produced by overexposure to the sun
ˈsunˌspotted adj

sun•spot

(ˈsʌnˌspɒt)

n.
one of the relatively dark patches that appear periodically on the surface of the sun and affect terrestrial magnetism and certain other terrestrial phenomena.
[1805–15]

sun·spot

(sŭn′spŏt′)
Any of the relatively cool dark spots that appear in groups on the surface of the sun. Sunspots are associated with strong magnetic fields.

sunspot


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One of many relatively cool dark spots that appear periodically on the surface of the Sun.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.sunspot - a cooler darker spot appearing periodically on the sun's photospheresunspot - a cooler darker spot appearing periodically on the sun's photosphere; associated with a strong magnetic field
maculation, patch, speckle, dapple, fleck, spot - a small contrasting part of something; "a bald spot"; "a leopard's spots"; "a patch of clouds"; "patches of thin ice"; "a fleck of red"
Translations

sunspot

[ˈsʌnspɒt] N
1. (= resort) centro turístico muy soleado
2. (Astron) → mancha f solar

sunspot

[ˈsʌnspɒt] n (on the sun's surface)tache f solaire

sunspot

[ˈsʌnˌspɒt] n (Astron) → macchia solare

sunspot

n. mancha de sol.
References in classic literature ?
"Come, cheer up, old man; there's no use in losing your grip and going back to this child's play merely because this big sunspot is drifting across your shiny new disk.
Silbergleit, "On the statistics of maximum sunspot numbers," Journal of Atmospheric and Solar-Terrestrial Physics, vol.
AR1817 S20[degrees]/238[degrees] appeared as a small collection of pores trailing sunspot groups AR1814 and AR1816 on Aug 10.
Beyond metallic hydrogen itself, dense hydrogen could play an important role in the Sun, since the photosphere appears to be less metallic in nature than sunspots [5].
The sunspot known as region 1476 will be in direct alignment with Earth in a few days, increasing the likelihood of geomagnetic storms, the National Weather Service's Space Weather Prediction Centre said.
In order to recognize the contributions of AAVSO Solar Section contributors, the AAVSO Solar Observer Awards (sunspots only) were initiated at the 1999 Annual Meeting.
Through a telescope, though, the Sun's face turns out to be blemished, covered with sunspots. Most amazing of all, these sunspots alter from one day to the next, sometime dramatically so.
Around 2020, sunspots may disappear for years, maybe decades.
"The fact that they match up is a powerful indicator that the sunspot cycle may be going into hibernation."
I am not in any way an expert on this subject but I know a bit about sunspots.
Sunspots are storms on the sun's surface that are marked by intense magnetic activity and play host to solar flares and hot gassy ejections from the sun's corona.
In fact, we were hard pressed to measure much of a temperature rise in the SUNSpot after two minutes of operation.