menstrual cycle

noun

: the cycle of physiological changes from the beginning of one menstrual period to the beginning of the next

Examples of menstrual cycle in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Since menstruating people ovulate once a month, cysts show up and usually go away on their own after the menstrual cycle or after pregnancy. Jocelyn Solis-Moreira, Flow Space, 27 Oct. 2025 Most menstrual cycles are 24 to 38 days. Wendy Wisner, Health, 24 Oct. 2025 Metformin, commonly used for type 2 diabetes, is often prescribed to improve insulin sensitivity and regulate menstrual cycles. Memorialcare Medical Group, Oc Register, 23 Oct. 2025 Medical experts say that REDs can damage an athlete’s metabolism, their immune system, their cardiovascular health, their menstrual cycle, and their mental health, as well as their athletic performance. George Ramsay, CNN Money, 23 Oct. 2025 See All Example Sentences for menstrual cycle

Word History

First Known Use

1912, in the meaning defined above

Time Traveler
The first known use of menstrual cycle was in 1912

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Cite this Entry

“Menstrual cycle.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/menstrual%20cycle. Accessed 9 Nov. 2025.

Kids Definition

menstrual cycle

noun
: the complete cycle of bodily changes from the beginning of one menstrual period to the beginning of the next

Medical Definition

menstrual cycle

noun
: the whole cycle of physiological changes from the beginning of one menstrual period to the beginning of the next

More from Merriam-Webster on menstrual cycle

Last Updated: - Updated example sentences
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