peristalsis

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

Definition of peristalsis

plural

peristalses

play \ˌper-ə-ˈstȯl-ˌsēz, -ˈstäl-, -ˈstal-\
  1. :  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

Origin and Etymology of peristalsis

New Latin, from Greek peristaltikos peristaltic


First Known Use: 1847


Medical Dictionary

peristalsis

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

Medical Definition of peristalsis

plural

peristalses

\-ˌsēz\play
  1. :  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


Learn More about peristalsis


Seen and Heard

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

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

to glide in or as if in an airplane

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

  • istock-refers-to-this-as-a-tumble-of-strawberries-which-sounded-pretty-nice-to-us
  • Which is a synonym of garner?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!