pleu·ro·pneu·mo·nia 
(plr′ō-n-mōnyə, -ny-)
(plr′ō-n-mōnyə, -ny-)n.
1. Inflammation of the pleura and lungs; pneumonia aggravated by pleurisy.
2. An infectious febrile disease of cattle, caused by a mycoplasma and characterized by inflammation of the pleura and lungs.