luteal

adjective

lu·​te·​al ˈlü-tē-əl How to pronounce luteal (audio)
: of, relating to, or involving the corpus luteum or its formation
the luteal phase of the menstrual cycle

Examples of luteal in a Sentence

Recent Examples on the Web
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Finally, the fourth season—the luteal phase, known as inner autumn—is a longer period of time when a woman has increasing levels of progesterone and lower levels of estrogen, characterized by lower energy levels and possible pre-menstrual syndrome (PMS). Hatty Willmoth, MSNBC Newsweek, 19 May 2025 During each monthly cycle, there are three distinct phases that the body moves through, known as the follicular, ovulation, and luteal phases. Hannah Coates, Vogue, 11 Feb. 2025 Those vaccinated during the second half—the luteal phase—did not experience any change. Tom Rogers, MSNBC Newsweek, 29 Apr. 2025 Generally, a slightly higher resting metabolic rate during the luteal phase of the menstrual cycle varies by person. Anna Giorgi, Verywell Health, 31 Mar. 2025 See All Example Sentences for luteal

Word History

First Known Use

1920, in the meaning defined above

Time Traveler
The first known use of luteal was in 1920

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Cite this Entry

“Luteal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/luteal. Accessed 2 Jun. 2025.

Medical Definition

luteal

adjective
lu·​te·​al ˈlüt-ē-əl How to pronounce luteal (audio)
: of, relating to, characterized by, or involving the corpus luteum or its formation
the luteal phase of the menstrual cycle
luteal activity
Last Updated: - Updated example sentences
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