- An acute or chronic inflammation of the lungs caused by viruses, bacterium, bacteria or other microorganisms, or sometimes by physical or chemical irritants.
Etymology: Ancient Greek , (pneumonia, pleumonia lung disease), from , (pneumÅn, pleumÅn lungs). The later spellings in - (pn-) are perhaps influenced by á (pneuma, breath).
- French: pneumonie
- German: Lungenentzí¼ndung , Pneumonie
- Italian: polmonite
- Dutch: longontsteking
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