solar cycle

noun

Definition of solar cycle

1 : a cycle of disturbances in the sun and its atmosphere (such as the fluctuation in the numbers and areas of sunspots or the form and shape of the corona) of an average length of about 11 years

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Learn More About solar cycle

Dictionary Entries Near solar cycle

solar corona

solar cycle

solar day

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Cite this Entry

“Solar cycle.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/solar%20cycle. Accessed 28 Nov. 2021.

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