rectal

adjective

rec·​tal ˈrek-tᵊl How to pronounce rectal (audio)
: relating to, affecting, or being near the rectum
rectal walls
rectal cancer
rectally adverb

Examples of rectal in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Healthcare providers often detect prostate cancer using routine screening tools, including a digital rectal exam and a prostate-specific antigen (PSA) blood test. Carrie Madormo, Health, 6 July 2025 The most accurate way to check a dog’s temperature is to use a pet-safe digital rectal thermometer. Kelsey Monstrola, USA Today, 2 July 2025 The five-year survival rates are good if the cancer remains localized (early stages): 91% for colon cancer and 90% for rectal cancer. Nicole Villalpando, Austin American Statesman, 2 July 2025 This new finding, presented at AACR and published in NEJM on Sunday, builds upon a previous study that used the same drug to treat 100 percent of rectal cancer patients in their trial—in other words, each and every patient's tumor vanished. Alexis Kayser, MSNBC Newsweek, 1 May 2025 See All Example Sentences for rectal

Word History

First Known Use

1826, in the meaning defined above

Time Traveler
The first known use of rectal was in 1826

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Cite this Entry

“Rectal.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rectal. Accessed 29 Jul. 2025.

Medical Definition

rectal

adjective
rec·​tal ˈrek-tᵊl How to pronounce rectal (audio)
: relating to, affecting, or being near the rectum
rectal bleeding
rectally adverb

More from Merriam-Webster on rectal

Last Updated: - Updated example sentences
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