Flu vs. Pneumonia

Flunoun

Influenza.

Flunoun

(informal) Stomach flu.

Flunoun

an acute febrile highly contagious viral disease

Flunoun

influenza

Pneumonianoun

An acute or chronic inflammation of the lungs caused by viruses, bacteria or other microorganisms, or sometimes by physical or chemical irritants.

Pneumonianoun

Inflammation of the lungs.

Pneumonianoun

respiratory disease characterized by inflammation of the lung parenchyma (excluding the bronchi) with congestion caused by viruses or bacteria or irritants

Pneumonianoun

lung inflammation caused by bacterial or viral infection, in which the air sacs fill with pus and may become solid. Inflammation may affect both lungs (double pneumonia) or only one (single pneumonia).

Pneumonia

Pneumonia is an inflammatory condition of the lung primarily affecting the small air sacs known as alveoli. Symptoms typically include some combination of productive or dry cough, chest pain, fever and difficulty breathing.