pneumonia
USnoo-MOH-nee-uh/nuˈmoʊniə/UKnyoo-MOH-nee-uh/njuˈməʊniə/
- 1A serious illness where germs make the lungs swell and fill with liquid, making it hard to breathe.
Like a sponge that has soaked up water: the lungs fill with liquid and cannot take in air the way they should.
My grandfather spent a week in the hospital with pneumonia.
The doctor warned that her bad cold could turn into pneumonia.
Note
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Origin
From an Ancient Greek word for lung disease, based on the word for "lung."