rectum

noun

rec·​tum ˈrek-təm How to pronounce rectum (audio)
plural rectums or recta ˈrek-tə How to pronounce rectum (audio)
: the terminal part of the intestine from the sigmoid colon to the anus

Examples of rectum in a Sentence

Recent Examples on the Web Studies, however, show that the increase in diagnoses is mainly driven by a rise in rectal cancers and cancers found in the left, or distal, side of the colon, near the rectum. Knvul Sheikh, New York Times, 27 Mar. 2024 In this case, the muscle that opens and closes the rectum remains open and the poop spills out. Joan Morris, The Mercury News, 4 Mar. 2024 The same unknown man’s genetic profile was previously identified in semen recovered from Nickens’s rectum during her autopsy in the late 1990s. Justin Jouvenal, Washington Post, 23 July 2023 She had been beaten, and investigators found semen in her rectum and a mysterious green jacket with cocaine in the pocket on top of her TV. Eric Levenson, CNN, 31 Mar. 2024 Experts also found trauma on the boy’s rectum but could not determine what had penetrated him to cause the injuries. Matt Hamilton, Los Angeles Times, 29 Mar. 2024 However, a tumor in your rectum could be causing pain in your lumbar area. Taylyn Washington-Harmon, Health, 16 Dec. 2023 What’s the cause of colon cancer? Dr. John Whyte: Colon cancer, like other cancers, arises from the uncontrolled growth and division of cells in the colon or rectum. Dominique Fluker, Essence, 22 Mar. 2024 That whole situation, where the physician inserts a gloved finger in and around your rectum, seemed uncomfortable and embarrassing. Julia Ries, SELF, 11 Mar. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'rectum.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

Middle English, from Medieval Latin, from rectum intestinum, literally, straight intestine

First Known Use

15th century, in the meaning defined above

Time Traveler
The first known use of rectum was in the 15th century

Dictionary Entries Near rectum

Cite this Entry

“Rectum.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rectum. Accessed 19 Apr. 2024.

Kids Definition

rectum

noun
rec·​tum ˈrek-təm How to pronounce rectum (audio)
plural rectums or recta -tə How to pronounce rectum (audio)
: the end of the large intestine that links the colon to the anus
rectal
-tᵊl
adjective

Medical Definition

rectum

noun
rec·​tum ˈrek-təm How to pronounce rectum (audio)
plural rectums or recta -tə How to pronounce rectum (audio)
: the terminal part of the intestine from the sigmoid colon to the anus

More from Merriam-Webster on rectum

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!