noun
- The second half of the menstrual cycle after ovulation; the corpus luteum secretes progesterone which prepares the endometrium for the implantation of an embryo; if fertilization does not occur then menstrual flow begins.
- synonyms: secretory phase
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). luteal phase. Retrieved September 22, 2026, from http://smartdefine.org/luteal_phase/definitions/1292594 |
| Chicago | WordNet. 2010. "luteal phase" http://smartdefine.org/luteal_phase/definitions/1292594 (accessed September 22, 2026). |
| Harvard | WordNet 2010, luteal phase, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/luteal_phase/definitions/1292594>. |
| MLA | WordNet. "luteal phase" 23 October 2010. Web. 22 September 2026. <http://smartdefine.org/luteal_phase/definitions/1292594> |