PERITONEUM • DICTIONARY ONE.COM • Definition of Peritoneum

... foetid Water in the Abdomen; on cutting through, and squeezing the right Kidney, there came out a thin purulent Matter every where from its Substance, though it appeared sound; on raising and cutting through the Peritoneum, covering the left Kidney, there was a Discharge of about a Pint of black and very foetid Water, which had every where surrounded this Kidney; and there were six mortified Spots on its Surface, as large as the End of one's Finger, with a Depression in each about ...

— An Account of the Diseases which were most frequent in the British military hospitals in Germany • Donald Monro