| 1. | inflammation of the lungs with congestion. |
| 2. | Also called lobar pneumonia. an acute disease of the lungs, caused by the bacterium Streptococcus pneumoniae and characterized by fever, a cough with blood-tinged phlegm, and difficult breathing. |
A disease characterized by inflammation of the lungs. Pneumonia can be caused by many factors, including bacterial infections, viral infections, and the inhalation of chemical irritants.
pneumonia pneu·mo·nia (n&oobreve;-mōn'yə, ny&oobreve;-)
n.
An acute or chronic disease marked by inflammation of the lungs and caused by viruses, bacteria, or other microorganisms and sometimes by physical and chemical irritants.