Definition: Antrectomy refers to surgical removal of excess fat from a body part, often the thighs or hips. The main aim is to remove excess skin as it contributes significantly to overall weight gain and obesity. Detailed definition: Antrectomy (often shortened to antrect) is the removal of extra tissue from the body through a surgical procedure called an abdominoplasty. This involves removing fat from the abdomen, which helps to improve overall health by reducing excess weight and improving posture. Antrectomy can be performed on many different body parts such as thighs, hips, breasts, buttocks, belly, arms, and neck.