Appendectomy Meaning of Appendectomy Surgery to remove the appendix (small finger-shaped pouch at the end of the first part of the large intestine). Also See: Aloe-emodin Anticoagulant Accolate Anti-TRAIL R2 mAb HGS-ETR2 Acute radiation sickness Vitamin K Alendronate sodium Ashkenazi Jews Aurimmune Amantadine Hydrochloride ALSO SEE: Antitumor antibiotic