peristalsis

noun peri·stal·sis \ ˌper-ə-ˈstȯl-səs , -ˈstäl- , -ˈstal- \

Definition of peristalsis

plural peristalses play \ˌper-ə-ˈstȯl-ˌsēz, -ˈstäl-, -ˈstal-\
:successive waves of involuntary contraction passing along the walls of a hollow muscular structure (such as the esophagus or intestine) and forcing the contents onward

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Origin and Etymology of peristalsis

New Latin, from Greek peristaltikos peristaltic


Medical Dictionary

peristalsis

noun peri·stal·sis \ ˌper-ə-ˈstȯl-səs , -ˈstäl- , -ˈstal- \

medical Definition of peristalsis

plural peristalses play \-ˌsēz\
:successive waves of involuntary contraction passing along the walls of a hollow muscular structure (as the esophagus or intestine) and forcing the contents onward — compare segmentation 2

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