- Tube-shaped sac ("vermiform appendix") attached to and opening into the upper end of the large intestine (cecum) in humans and some other mammals.
- Appendage, blind sac, or diverticulum.
See also: epididymal appendix
Source:
PAC, 2016, 88, 713. 'Glossary of terms used in developmental and reproductive toxicology (IUPAC Recommendations 2016)' on page 726 (https://doi.org/10.1515/pac-2015-1202)