corpus luteum
noun
corpus lu·te·um
| \ -ˈlü-tē-əm
\
\
plural corpora lutea\ -ˈlü-tē-ə
\
\
Definition of corpus luteum
: a yellowish mass of progesterone-secreting endocrine tissue that forms immediately after ovulation from the ruptured graafian follicle in the mammalian ovary
—abbreviation CL
Examples of corpus luteum in a Sentence
Recent Examples on the Web
The two main types of ovarian cysts are follicle cysts and corpus luteum cysts, according to the Office on Women's Health (OWH). — Christina Oehler, Health.com, "Kelly Clarkson Shares Health Scare After She Had an Ovarian Cyst Burst—Here's What That Means," 28 Aug. 2019 Once the egg is released, the empty follicle shrinks to form what's called a corpus luteum, which is supposed to make hormones to get ready for the next egg. — Carolyn L. Todd, SELF, "Kate Beckinsale Reveals She Went to the Hospital for a Ruptured Ovarian Cyst," 28 Jan. 2019 The two most common types, follicular cysts and corpus luteum cysts, occur when something goes a little awry during a regular menstrual cycle, the Mayo Clinic explains. — Carolyn L. Todd, SELF, "Kate Beckinsale Reveals She Went to the Hospital for a Ruptured Ovarian Cyst," 28 Jan. 2019 After the follicle releases the egg, the follicle shrinks into a mass called the corpus luteum. — Zahra Barnes, SELF, "This Is Exactly What Happens During Your Menstrual Cycle," 23 Feb. 2018 After an egg has been released from an ovary, the ovarian follicle collapses to temporarily form the corpus luteum, which produces progesterone, the Mayo Clinic explains. — Korin Miller, SELF, "Here's Why Khloe Kardashian Used Hormone Suppositories at the Beginning of Her Pregnancy," 28 Feb. 2018 If the egg is not fertilized, the corpus luteum decays, stops producing progesterone, and the whole cycle starts over again. — Korin Miller, SELF, "Here's Why Khloe Kardashian Used Hormone Suppositories at the Beginning of Her Pregnancy," 28 Feb. 2018 After your follicle releases an egg, the empty sac shrinks and becomes a mass of cells called corpus luteum. — Korin Miller, SELF, "What to Do If You Think an Ovarian Cyst Burst," 22 Dec. 2017 Doctors put most ovarian cysts into two categories: follicular cysts and corpus luteum cysts. — Korin Miller, SELF, "What to Do If You Think an Ovarian Cyst Burst," 22 Dec. 2017These example sentences are selected automatically from various online news sources to reflect current usage of the word 'corpus luteum.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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More Definitions for corpus luteum
corpus luteum
noun
corpus lu·te·um
| \ -ˈlüt-ē-əm, -lü-ˈtē-əm
\
\
plural corpora lutea\ -ə
\
\
Medical Definition of corpus luteum
: a yellowish mass of progesterone-secreting endocrine tissue that consists of pale secretory cells derived from granulosa cells, that forms immediately after ovulation from the ruptured graafian follicle in the mammalian ovary, and that regresses rather quickly if the ovum is not fertilized but persists throughout the ensuing pregnancy if it is fertilized