peristalsis


peri·stal·sis

noun
\ˌper-ə-ˈstl-səs, -ˈstäl-, -ˈstal-\
plural peri·stal·ses \-ˌsēz\

Definition of PERISTALSIS

: 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

Seen & Heard

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

Get Our Free Apps
Voice Search, Favorites,
Word of the Day, and More
Join Us on FB & Twitter
Get the Word of the Day and More