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

Dresses, shirts and hoodies have two angled front zippers for access to chest ports, catheters or PICC lines used for medicine infusions. Annie Groer,, "For people with disabilities, finding clothing that is stylish and meets their needs is getting easier," 7 Aug. 2019 Superbug surveillance Chief among the microbes under surveillance is methicillin-resistant Staphylococcus aureus (MRSA), which is commonly found in hospitals and in patients who have undergone procedures involving invasive devices such as catheters. Ranjit Devraj, Quartz India, "Superbugs have returned to haunt India’s hospitals," 23 July 2019 Unlike healthy people, hospital patients are more susceptible to MRSA due to their existing illness, having unhealed wounds or invasive medical devices (such as catheters). Susan Scutti, CNN, "A dozen cases of MRSA confirmed in Pittsburgh hospital NICU," 2 July 2019 As many as 30,000 new patients annually are candidates for BCG, a liquid delivered to the bladder by catheter. Laurie Mcginley, Washington Post, "Low prices of some lifesaving drugs make them impossible to get," 18 June 2019 Mitral valves can also be repaired or replaced with catheter technology. Trihealth,, "Common surgical heart treatments," 13 June 2019 The device is thinner than a pencil and inserted in less than 10 minutes using a catheter that is inserted in the femoral artery located near a patient's groin. Andrea Leinfelder, Houston Chronicle, "Houston company raises $30M for clinical trials to treat heart failure," 17 July 2019 The diagnostic piece involves passing a catheter into the heart to identify blockages. Jesse Leavenworth,, "Manchester hospital appeals state’s denial of cardiac care expansion," 1 July 2019 At DoveLewis, Roscoe was put on pain medication and Ackley said they were told a catheter would be used to flush his bladder., "A Portland family took their dog to DoveLewis; the family says it’s the hospital’s fault he died," 19 June 2019

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

14 Aug 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

Comments on catheter

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


a period when something is suspended

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