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

Promotes Fertility in Women and Men Some research suggests that inositol impacts gonadotropin, the hormone that regulates the menstrual cycle and triggers ovulation. —Mark Gurarie, Verywell Health, 18 Apr. 2025

The Barnetts claimed, not long after bringing her home, that Natalia was not the age reflected on her birth certificate, because Natalia allegedly had pubic hair, a menstrual cycle and a mental illness. —Amaris Encinas, USA TODAY, 20 Mar. 2025

First of all, estrogen is a factor that affects sleep throughout most of our lives, starting with our menstrual cycles—not just leading up to menopause. —Mara Santilli, Flow Space, 14 Mar. 2025

During this time, levels of the hormones estrogen and progesterone can fluctuate, leading to mood swings, irregular menstrual cycles and other symptoms such as depression. —Kristen Rogers, CNN, 12 Mar. 2025

Word History

First Known Use

1912, in the meaning defined above

Rhymes for menstrual cycle

• recycle
• motorcycle

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