Edema, or the abnormal buildup of fluid, in the abdominal cavity outside the intestines. This is often a symptom/complication of liver problems or cancer of abdominal organs.
A tumor (hybridoma) in the abdominal cavity of a genetically-engineered mouse that secretes a serum containing a desired monoclonal antibody.
From the BioTech Dictionary at http://biotech.icmb.utexas.edu/. For further information see the BioTech homenode.