co·​lo·​rec·​tal | \ ˌkō-lō-ˈrek-tᵊl How to pronounce colorectal (audio) \

Definition of colorectal

: relating to or affecting the colon and rectum colorectal cancer

Examples of colorectal in a Sentence

Recent Examples on the Web

Alvarez died Saturday after a three-year battle with colorectal cancer. Washington Post, "Funeral held for detective who fought for 9/11 victims," 3 July 2019 To minimize the risk of colorectal cancer, adults should start getting screened for these tumors at age 45, according to the American Cancer Society. Reuters, The Mercury News, "Men: Want lower risk of colorectal cancer? Eat yogurt," 3 July 2019 Alvarez died Saturday in a hospice center after a three-year battle with colorectal cancer. David Begnaud, CBS News, "Hundreds of officers honor Luis Alvarez at funeral, detective who fought for 9/11 victims," 3 July 2019 For three years, the 53-year-old had battled colorectal cancer, undergoing 69 rounds of chemotherapy and multiple operations to remove portions of his colon, gallbladder and liver, the New York Daily News previously reported. Jason Duaine Hahn,, "9/11 First Responder Luis Alvarez, 53, Dies of Cancer Weeks After Testifying with Jon Stewart," 29 June 2019 Array's portfolio includes two drugs in more than 30 clinical trials for different kinds of cancer, particularly colorectal cancer. Chris Isidore, CNN, "Pfizer to buy Array BioPharma for $11 billion," 17 June 2019 The researchers also commissioned a microsimulation modeling study involving a model called MISCAN, which simulates colorectal cancer incidence and mortality and estimates risk factors and the impact of screening and treatment practices. Jacqueline Howard, CNN, "Colon and rectal cancer screenings should start at 45, new guidelines say," 30 May 2018 Scientists in Japan created a system that detects deadly colorectal cancer with 86% accuracy, according to a study conducted at Tokyo’s Showa University. Gary Shapiro, WSJ, "Hacking Health Care: How Tech Will Drive Down Costs," 6 Dec. 2018 People with a strong family history of colorectal cancers, a personal history of inflammatory bowel disease or certain other risk factors may need to begin testing even earlier than age 45, the ACS said. Jamie Ducharme, Time, "The American Cancer Society Just Changed Its Guidelines Around Colorectal Cancer Screenings," 30 May 2018

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

1889, in the meaning defined above

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Statistics for colorectal

Last Updated

17 Jul 2019

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Time Traveler for colorectal

The first known use of colorectal was in 1889

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English Language Learners Definition of colorectal

medical : of or relating to the lower part of the large intestine : of or relating to the colon and the rectum


co·​lo·​rec·​tal | \ ˌkō-lə-ˈrek-tᵊl, ˌkäl-ə- How to pronounce colorectal (audio) \

Medical Definition of colorectal

: relating to or affecting the colon and the rectum colorectal cancer

More from Merriam-Webster on colorectal

Rhyming Dictionary: Words that rhyme with colorectal

Comments on colorectal

What made you want to look up colorectal? Please tell us where you read or heard it (including the quote, if possible).


appealing forcibly to the mind or reason

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