Definitions

1. adjective

relating to the peritoneum

“The peritoneal cavity was filled with fluid.”

2. adjective

relating to or affecting the peritoneum

“Peritoneal tuberculosis is a rare but serious condition.”

3. noun

a membrane that lines the abdominal cavity and covers most of the abdominal organs

“The peritoneum secretes a fluid that helps to reduce friction between organs.”

4. noun

a dialysis solution that is introduced into the peritoneal cavity to remove waste

“Peritoneal dialysis is used to treat patients with severe kidney disease.”