Definition, Meaning & Synonyms

peristalsis

noun
/ˌpɛrɪˈstælsɪs/
Definition
Peristalsis is the process of rhythmic muscle contractions that occurs in the digestive tract.
Examples
  • Peristalsis is essential for the digestion and absorption of nutrients.
  • After swallowing, peristalsis begins in the esophagus to push food into the stomach.
Meaning
This process helps move food and liquids through the digestive system, ensuring that they are properly mixed and digested.
Synonyms
  • Muscle contractions
  • Wave-like motion