se·​rous | \ ˈsir-əs How to pronounce serous (audio) \

Definition of serous

: of, relating to, or resembling serum especially : of thin watery constitution a serous exudate — see also serous fluid

Examples of serous in a Sentence

Recent Examples on the Web Detectives also found clothing with a single blood smear that doesn't appear to indicate serous bodily injury, officials said. Taylor Pettaway, San Antonio Express-News, "Search continues for San Marcos man two months after his car was found crashed and abandoned," 1 Feb. 2021 The lower risk was particularly strong for the most aggressive types of cancer, high-grade serous tumors. Nicholas Bakalar, New York Times, "Breastfeeding May Lower Risk of Ovarian Cancer," 20 Apr. 2020 She was diagnosed in November with uterine serous carcinoma, an endometrial cancer, said her son David Benshoof Klein. Harrison Smith, Washington Post, "Janet Benshoof, lawyer who pursued abortion rights for women, dies at 70," 19 Dec. 2017 Five women had high grade serous ovarian carcinoma. Bradley J. Fikes,, "Ovarian cancer may actually arise in Fallopian tubes," 23 Oct. 2017

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

15th century, in the meaning defined above

History and Etymology for serous

Middle English cerose, serose, serous, borrowed from Medieval Latin serōsus, from Latin serum "whey, wheylike fluid" + -ōsus -ous — more at serum entry 1

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Time Traveler for serous

Time Traveler

The first known use of serous was in the 15th century

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Cite this Entry

“Serous.” Dictionary, Merriam-Webster, Accessed 11 May. 2021.

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More Definitions for serous


se·​rous | \ ˈsir-əs How to pronounce serous (audio) \

Medical Definition of serous

: of, relating to, producing, or resembling serum especially : having a thin watery constitution a serous exudate

More from Merriam-Webster on serous

Britannica English: Translation of serous for Arabic Speakers

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