mammary gland

noun

Definition of mammary gland

: any of the large compound modified sebaceous glands that in female mammals are modified to secrete milk, are situated ventrally in pairs, and usually terminate in a nipple

Examples of mammary gland in a Sentence

Recent Examples on the Web Mammals are a class of animals so named because their young are kept alive with milk produced by the mammary glands of the females. James P. Dewan, chicagotribune.com, "How to make labneh, the luscious Middle Eastern yogurty spread," 21 Aug. 2019 Years later, after her recovery, Ramsdell decided to leave the heart behind and to start looking for asymmetry in the mammary glands of mammals. Tim Vernimmen, Quanta Magazine, "How Life Turns Asymmetric," 31 Jan. 2017 But her initial studies of mice proved disappointing — their left and right mammary glands didn’t seem to differ at all. Tim Vernimmen, Quanta Magazine, "How Life Turns Asymmetric," 31 Jan. 2017 Unfortunately, cancer in the mammary glands (similar to breast cancer in humans) can also occur in both male and female dogs. Texas A&m University, Houston Chronicle, "Pet Talk: Mammary tumors in dogs," 20 June 2018 The chances of a tumor being cancerous increases with age, so pay special attention to any abnormalities in your older pup’s mammary glands. Texas A&m University, Houston Chronicle, "Pet Talk: Mammary tumors in dogs," 20 June 2018 However, only about 50 percent of mammary tumors are cancerous, with a majority of these cases being carcinoma (arising from the lining of the ducts in the mammary gland), Wustefeld-Janssens said. Texas A&m University, Houston Chronicle, "Pet Talk: Mammary tumors in dogs," 20 June 2018 The most common carrier is a rodent of the Mastomys species, 4 to 7 inches long and with 24 mammary glands. Donald G. Mcneil Jr., New York Times, "Lassa Fever Erupts in Nigeria," 16 Feb. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'mammary gland.' 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 mammary gland

1826, in the meaning defined above

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Statistics for mammary gland

Last Updated

13 Nov 2019

Time Traveler for mammary gland

The first known use of mammary gland was in 1826

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More Definitions for mammary gland

mammary gland

noun

English Language Learners Definition of mammary gland

technical : a gland in a woman's breast or in a female animal that produces milk

mammary gland

noun

Medical Definition of mammary gland

: any of the large compound sebaceous glands that in female mammals are modified to secrete milk, are situated ventrally in pairs, and usually terminate in a nipple

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More from Merriam-Webster on mammary gland

Rhyming Dictionary: Words that rhyme with mammary gland

Nglish: Translation of mammary gland for Spanish Speakers

Britannica.com: Encyclopedia article about mammary gland

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