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solar cycle

American  

noun

Astronomy.
  1. the variation of sunspots, prominences, flares, and other solar activity through an 11-year cycle.


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

I’ve been in Minnesota for almost one complete solar cycle.

From Slate • Oct. 16, 2024

Burns says that the team is continuing to study if the new surface field patterns can generate individual sunspots and the full 11-year solar cycle.

From Science Daily • May 22, 2024

It’s the biggest flare of this 11-year solar cycle, which is approaching its peak, according to NOAA.

From Seattle Times • May 14, 2024

This is because in the Sun's 11 year solar cycle, we are approaching the 'solar maximum', where there are naturally more sunspots on the Sun's surface.

From BBC • May 11, 2024

Time ceases its current and closes over them in a solar cycle.

From Sulamith: A Romance of Antiquity by Kuprin, A. I. (Aleksandr Ivanovich)

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