Noun: peristalsis (peristalses) ,pe-ri'stal-sis
- The process of wavelike muscle contractions of the alimentary tract that moves food along
"Peristalsis helps propel food through the digestive system";
- vermiculation
Derived forms: peristalses
Type of: activity, bodily function, bodily process, body process
Antonym: anastalsis
Encyclopedia: Peristalsis