noun
- A thin flexible tube inserted into the body to permit introduction or withdrawal of fluids or to keep the passageway open. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). catheter. Retrieved September 20, 2026, from http://smartdefine.org/catheter/definitions/1202409 |
| Chicago | WordNet. 2010. "catheter" http://smartdefine.org/catheter/definitions/1202409 (accessed September 20, 2026). |
| Harvard | WordNet 2010, catheter, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/catheter/definitions/1202409>. |
| MLA | WordNet. "catheter" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/catheter/definitions/1202409> |