noun
- A recurring cycle (beginning at menarche and ending at menopause) in which the endometrial lining of the uterus prepares for pregnancy; if pregnancy does not occur the lining is shed at menstruation.
- usage: "the average menstrual cycle is 28 days"
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). menstrual cycle. Retrieved September 21, 2026, from http://smartdefine.org/menstrual_cycle/definitions/1250429 |
| Chicago | WordNet. 2010. "menstrual cycle" http://smartdefine.org/menstrual_cycle/definitions/1250429 (accessed September 21, 2026). |
| Harvard | WordNet 2010, menstrual cycle, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/menstrual_cycle/definitions/1250429>. |
| MLA | WordNet. "menstrual cycle" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/menstrual_cycle/definitions/1250429> |