peritoneal

[ per-i-tuhn-ee-uhl ]

adjective

, Anatomy.

1. relating to, by means of, or enclosed by the peritoneum ( def ), the membrane lining the abdominal cavity:

   Perforation of the ulcer may occur, with escape of stomach contents into the peritoneal cavity.

   In peritoneal dialysis, the lining of the abdominal cavity acts like the external filter to cleanse the blood.

Other Words From

• per·i·to·ne·al·ly adverb
• pre·per·i·to·ne·al adjective
• sub·per·i·to·ne·al adjective
• trans·per·i·to·ne·al adjective
• trans·per·i·to·ne·al·ly adverb

Word History and Origins

Origin of peritoneal¹

peritone(um) ( def ) + -al ¹( def )

Example Sentences

For example, BRCA1 carriers have a higher risk of pancreatic and peritoneal cancer, neither of which have a reliable screening tool.

From Salon

Furthermore, rbNPs successfully suppressed the growth of tumors in mice having aggressive adenocarcinoma in their peritoneal cavity, without any adverse effects.

From Science Daily

Deep endometriosis, extending to any depth beneath the peritoneal surface, is the most severe form of endometriosis.

From Science Daily

The doctors had found Dean Nordman malnourished, his peritoneal cavity “awash with alcohol.”

From New York Times

With peritoneal dialysis and more frequent hemodialysis, “it’s much gentler,” said Dr. Sarnak, the lead author of a recent statement by the American Heart Association.

From New York Times