Definition of "pneumonias" []

• Plural form of pneumonia. (noun)

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• "This aspiration of applesauce or puréed squash into his respiratory system causes recurrent pneumonias, so he is often not fed by mouth at all."
• "Bolstered by a flu shot, the immune system recognizes the virus and mounts a defense against it, making flu cases less likely and reducing the likelihood that deadly bacterial pneumonias will occur."
• "In an ordinary flu season, bacterial pneumonias—particularly those caused by staph—were rarely expected."