| prune-juice expectoration | A thin reddish expectoration, characteristic of necrosis of lung tissue, usually by infection; due to haemorrhage caused by destruction of the lung parenchyma; sometimes seen with lung tumours. Synonym: prune-juice expectoration. (05 Mar 2000) |
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| expectoration | 1. Mucus and other fluids formed in the air passages and upper food passages (the mouth), and expelled by coughing. See: sputum. 2. The act of spitting; the expelling from the mouth of saliva, mucus, and other material from the air or upper food passages. Synonym: spitting. (05 Mar 2000) |