Diphtheria (noun)

1. An acute, highly contagious bacterial infection that affects the respiratory system and can lead to difficulty breathing and heart failure.
2. A serious disease that can cause severe throat infections, and can also affect the skin, eyes, and genitals.

Origin:

From greek diphthera, meaning "a hide or a skin".

Examples:

1. Diphtheria is a serious disease caused by a bacterial infection.
2. He had diphtheria, and needed to be hospitalized.
3. Diphtheria can cause severe throat infections and can also affect the skin, eyes, and genitals.
4. Diphtheria is highly contagious and can be spread through respiratory droplets.
5. Diphtheria is a serious disease that can lead to difficulty breathing and heart failure.