noun
: a diverticulum pushed out from a hollow organ by pressure from within ; specifically : a diverticulum of the esophagus as a result of the pressure from within resulting in herniation of the mucosa
noun
: a diverticulum pushed out from a hollow organ by pressure from within ; specifically : a diverticulum of the esophagus as a result of the pressure from within resulting in herniation of the mucosa
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012