Houston's valve

noun
Hous·​ton's valve | \ ˈh(y)ü-stənz- How to pronounce Houston's valve (audio) \

Medical Definition of Houston's valve

: any of the usually three but sometimes four or two permanent transverse semilunar folds of the rectum

called also plica transversalis recti

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Cite this Entry

“Houston's valve.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/Houston%27s%20valve. Accessed 30 Jun. 2022.

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