can·​nu·​la | \ ˈkan-yə-lə How to pronounce cannula (audio) \
plural cannulas or cannulae\ ˈkan-​yə-​ˌlē How to pronounce cannula (audio) , -​ˌlī \

Definition of cannula

: a small tube for insertion into a body cavity or into a duct or vessel

Examples of cannula in a Sentence

Recent Examples on the Web Using the needle on its own is the classic approach, Dr. Hu explains, and the cannula acts like a dull straw, allowing the needle to pass through the tube, therefore only requiring one poke. Sarah Jacoby, SELF, 18 May 2022 His insulin pump contains a disposable insulin cartridge, and a plastic tubing system with an adhesive patch keeps in place the cannula that delivers insulin under his skin. Michelle Andrews, Fortune, 16 May 2022 Practitioners who opt to inject using a cannula have good reason to go this route: to avoid intravascular placement. Kaitlin Clark, Allure, 17 Feb. 2022 Tubes run from the cannula inserted in his heavily tattooed hand. New York Times, 2 Feb. 2022 Hisaw said crews confirmed a nasal cannula near an oxygen tank caught fire. David Hernandez, San Diego Union-Tribune, 16 Jan. 2022 In Springfield, Missouri, where coronavirus cases spiked this summer, Russell Taylor sat in a hospital gown, an oxygen cannula draped across his face, to offer a provaccine testimonial in a hospital video., 1 Aug. 2021 High flow nasal cannula delivers steady continuous oxygen to such patients, but government hospitals in border districts have been forced to rely on portable oxygen cylinders instead. Julhas Alam, Star Tribune, 30 June 2021 Lopez was bleeding at the cannula sites, as well, and would need a transfusion. Thomas Curwen, Los Angeles Times, 12 Mar. 2021 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cannula.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of cannula

1616, in the meaning defined above

History and Etymology for cannula

New Latin, from Latin, diminutive of canna reed — more at cane

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Time Traveler for cannula

Time Traveler

The first known use of cannula was in 1616

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Dictionary Entries Near cannula

cannot help oneself



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Cite this Entry

“Cannula.” Dictionary, Merriam-Webster, Accessed 9 Aug. 2022.

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More Definitions for cannula


variants: also canula \ ˈkan-​yə-​lə How to pronounce cannula (audio) \
plural cannulas or cannulae\ -​ˌlē, -​ˌlī How to pronounce cannula (audio) \

Medical Definition of cannula

: a small tube for insertion into a body cavity, duct, or vessel


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