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

For me, yelling happened the most in the luteal phase of my menstrual cycle, when estrogen and progesterone are both at their lowest. —Simone Sauter, Parents, 29 Nov. 2025

The researchers said that the study included only men because hormonal shifts during the menstrual cycle could affect vascular responses, and should be examined in future research. —Deirdre Bardolf, FOXNews.com, 29 Nov. 2025

Declining reproductive hormones Menopause occurs when the ovaries gradually produce less estrogen and progesterone, hormones that help regulate the menstrual cycle. —Akshay Syal, NBC news, 27 Nov. 2025

The wearable, a palm-sized device that adheres to a user’s upper abdomen, tracks hot flashes, night sweats, anxiety, sleep patterns, menstrual cycles, and activity levels. —Alexa Mikhail, Flow Space, 13 Nov. 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