peritoneal
/ˌpɛrɪtəˈniəl/
adjective
- Relating to the peritoneum, the membrane that lines the abdominal cavity and covers the organs inside it.
- Peritoneal fluid helps lubricate the organs in the belly.
- The surgeon carefully examined the peritoneal surface for signs of infection.
- Peritoneal dialysis uses the lining of the abdomen to filter waste from the blood.
Synonyms