1 Charting the Labor Market (monthly)âa package of charts featuring data from the Current Population Survey. 2  Subscribe to the BLS News Service -- receive The Employment Situation news releases by e-mail.
Medical Definition of peritoneal cavity. : a space formed when the parietal and visceral layers of the peritoneum spread apart.
greater peritoneal sac. 1  bodily cavity, cavum, cavity - (anatomy) a natural hollow or sinus within the body. 2  bursa omentalis, lesser peritoneal cavity, omental bursa - an isolated part of the peritoneal cavity that is dorsal to the stomach.