In politics, lustration refers to the purge of government officials once affiliated with the Communist system in Central and Eastern Europe. Various forms of lustration were employed in post-communist Europe.
A gastrectomy is a partial or total surgical removal of the stomach.
Medical Definition of Gastric sleeve. Gastric sleeve: also known as sleeve gastrectomy, a type of weight loss (bariatric) surgery that renders the stomach smaller. In gastric sleeve surgery, over half of the stomach is removed, leaving a thin vertical sleeve, or tube, in place of the normally-sized stomach.