cath·​e·​ter | \ ˈka-thə-tər How to pronounce catheter (audio) , ˈkath-tər\

Definition of catheter

: a tubular medical device for insertion into canals, vessels, passageways, or body cavities usually to permit injection or withdrawal of fluids or to keep a passage open — compare balloon catheter

Examples of catheter in a Sentence

Recent Examples on the Web

This typically happens three to five days following egg retrieval and fertilization, via a catheter inserted into the uterus. Jennifer Gerson, Marie Claire, "Health & Fitness," 1 Oct. 2018 Gabriela Luchetti, a physician in southern Argentina, still remembers the 18-year-old woman who arrived at her hospital in the 1990s with a severe infection after using a rubber catheter in an illicit procedure. Ryan Dube, WSJ, "In Key Moment, Argentina to Vote on Loosening Strict Abortion Laws," 5 Aug. 2018 He was wheeled into the angiography suite, and a catheter was inserted into an artery at 10:56. Thomas M. Burton, WSJ, "Hospitals Rush to Offer New Stroke Treatment," 26 Dec. 2018 For months Mike had only a piece of skin covering his brain, which was peppered with catheters pulling spinal fluid out of it to control the swelling. Emily Deciccio, Fox News, "Service dog training program offers hope, rehab to inmates and soldiers," 19 July 2018 Hamm's longtime attorney, Columbia law professor Bernard Harcourt, has said Hamm's cancer and subsequent treatments have made his veins inaccessible and unable to handle the catheter. Carol Robinson,, "Rumor of Mountain Brook High School threat untrue, police say," 22 Feb. 2018 The most dangerous pathogens were multidrug-resistant bacteria that pose a particular threat in hospitals, nursing homes, and among patients who need medical devices such as ventilators and blood catheters. Jonathan Saltzman,, "Partnership based at BU gets $50m to help fight drug-resistant superbugs," 22 May 2018 Bloody urine drains from his bladder because it has been injured by a catheter insertion. Sandeep Jauhar, New York Times, "A Doctor Argues That Her Profession Needs to Slow Down, Stat," 26 Jan. 2018 The device has been designed for both premature infants and full-term babies with medical issues that require a catheter, according to James Wall, a pediatric surgeon and assistant director of the Stanford Biodesign Innovation Fellowship. Laura Landro, WSJ, "The New, Improved World of Infant Care," 16 Sep. 2018

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

1601, in the meaning defined above

History and Etymology for catheter

Late Latin, from Greek kathetēr, from kathienai to send down, from kata- cata- + hienai to send — more at jet

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Statistics for catheter

Last Updated

13 Mar 2019

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Time Traveler for catheter

The first known use of catheter was in 1601

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English Language Learners Definition of catheter

medical : a thin tube that is put into the body to remove or inject a liquid or to keep a passage open


cath·​e·​ter | \ ˈkath-ət-ər, ˈkath-tər How to pronounce catheter (audio) \

Medical Definition of catheter

: a tubular medical device for insertion into canals, vessels, passageways, or body cavities for diagnostic or therapeutic purposes (as to permit injection or withdrawal of fluids or to keep a passage open)

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More from Merriam-Webster on catheter

Spanish Central: Translation of catheter

Nglish: Translation of catheter for Spanish Speakers

Britannica English: Translation of catheter for Arabic Speakers Encyclopedia article about catheter

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