noun
the interior of the peritoneum; a potential space between layers of the peritoneum
• Syn: ↑greater peritoneal sac
• Hypernyms: ↑cavity, ↑bodily cavity, ↑cavum
• Part Meronyms: ↑bursa omentalis, ↑omental bursa, ↑lesser peritoneal cavity
Useful english dictionary. 2012.