uterus

noun
uter·​us | \ ˈyü-tə-rəs How to pronounce uterus (audio) , ˈyü-trəs \
plural uteri\ ˈyü-​tə-​ˌrī How to pronounce uteri (audio) \ or uteruses

Definition of uterus

1 : a muscular organ of the female mammal for containing and usually for nourishing the young during development prior to birth

called also womb

2 : a structure in some lower animals analogous to the uterus in which eggs or young develop

Examples of uterus in a Sentence

Recent Examples on the Web The pain comes from prostaglandins, chemical compounds produced during the ovulation cycle, which can cause cramps as the muscle of the uterus — the myometrium — squeezes down to get the blood out. Perri Klass, New York Times, "Helping Teenagers With Menstrual Pain," 3 Feb. 2020 The type of incision doctors had been forced to make, from the top of the uterus to the bottom, put her at significant risk for future complications. Nina Martin, ProPublica, "The Extraordinary Danger of Being Pregnant and Uninsured in Texas," 8 Dec. 2019 According to the Mayo Clinic, an endometrial ablation involves removing the lining of the uterus to reduce or stop the menstrual flow. Sophia Caraballo, Woman's Day, "Here's Why You Might Experience Dizziness During Your Period — and Why You Shouldn't Ignore It," 16 Aug. 2019 In the past, the singer has been open about her struggles with endometriosis—a condition that causes the tissue that normally lines the uterus to grow outside of it and can lead to infertility in up to half of the women with the diagnosis. Natasha Reda, Glamour, "Halsey Opens Up About Feeling ‘Inadequate’ After Experiencing a Miscarriage," 1 Mar. 2020 Surgeons are also doing fewer hysterectomies, reflecting a growing view that the uterus does not outlive its usefulness once childbearing is done and that there are less drastic ways to address common issues such as fibroid tumors. Claudia Wallis, Scientific American, "Are All Our Organs Vital?," 1 Mar. 2019 This type of treatment is being used to fight a number of cancers of the blood and solid organs such as the liver, spleen, kidneys, adrenals, pancreas, ovaries and uterus. Julie Washington, cleveland, "Immunotherapy called ‘the future of cancer care,’ but not without risks, costs: Health Matters," 30 Jan. 2020 The next day, Jackey had her ovaries and uterus removed, and her doctor biopsied the tumor. Maggie O'neill, Health.com, "'I Beat a Rare Form of Ovarian Cancer Twice—But I'm Still Doing Chemo'," 30 Sep. 2019 Burruss was worried about carrying her own after a high-risk pregnancy with Ace and her history with fibroids, which are noncancerous growths in the uterus. Robyn Merrett, PEOPLE.com, "Real Housewives of Atlanta Star Kandi Burruss Welcomes a Baby Girl via Surrogate," 23 Nov. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'uterus.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of uterus

14th century, in the meaning defined at sense 1

History and Etymology for uterus

Middle English, from Latin, belly, womb; probably akin to Greek hoderos belly, Sanskrit udara

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Time Traveler for uterus

Time Traveler

The first known use of uterus was in the 14th century

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Statistics for uterus

Last Updated

24 Mar 2020

Cite this Entry

“Uterus.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/uterus. Accessed 3 Apr. 2020.

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More Definitions for uterus

uterus

noun
How to pronounce uterus (audio)

English Language Learners Definition of uterus

medical : the organ in women and some female animals in which babies develop before birth

uterus

noun
uter·​us | \ ˈyü-tə-rəs How to pronounce uterus (audio) \
plural uteruses or uteri\ ˈyü-​tə-​ˌrī \

Kids Definition of uterus

: the organ of a female mammal in which the young develop before birth

uterus

noun
uter·​us | \ ˈyüt-ə-rəs How to pronounce uterus (audio) \
plural uteri\ -​ˌrī How to pronounce uteri (audio) \ also uteruses

Medical Definition of uterus

: an organ in female mammals for containing and usually for nourishing the young during development prior to birth that consists of a greatly modified and enlarged section of an oviduct (as in rodents and marsupials) or of the two oviducts united (as in the higher primates including humans), that has thick walls consisting of an outer serous layer, a very thick middle layer of smooth muscle, and an inner mucous layer containing numerous glands, and that during pregnancy undergoes great increase in size and change in the condition of its walls

called also womb

— see cervix sense 2a, corpus uteri, endometrium, fundus sense c, myometrium, perimetrium

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More from Merriam-Webster on uterus

Spanish Central: Translation of uterus

Nglish: Translation of uterus for Spanish Speakers

Britannica English: Translation of uterus for Arabic Speakers

Britannica.com: Encyclopedia article about uterus

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