or·li·stat 'ȯr-li-stat n a pancreatic lipase inhibitor C29H53NO5 that prevents the digestion of fat and is administered orally in the treatment of obesity see XENICAL
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n.
a drug that reduces the absorption of fat in the stomach and small intestine by inhibiting the action of pancreatic lipase. It is administered by mouth to treat clinical obesity. Side-effects include the production of copious oily stools and flatulence. Trade name: Xenical.
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or·li·stat (orґlĭ-stat) a pancreatic lipase inhibitor that prevents the digestion, and therefore absorption, of dietary fat, used in the treatment of obesity; administered orally.Medical dictionary. 2011.