a narrow, blind tube protruding from the cecum, having no known useful function, in humans being 3 to 4 inches (8 to 10 cm) long and situated in the lower right-hand part of the abdomen.
British Dictionary definitions for vermiform appendix
vermiform appendix
noun
1.
a wormlike pouch extending from the lower end of the caecum in some mammals. In man it is vestigial Also called appendix
vermiform appendix in Medicine
vermiform appendixn. A wormlike intestinal diverticulum starting from the blind end of the cecum in the lower right-hand part of the abdomen and ending in a blind extremity.