Epidemic situation of popular English

Epidemic situation English epidemic situation, when used as a noun, means epidemic disease; When used as an adjective, it means popular, universal, worldwide and epidemic.

Example:

1. A Spanish flu epidemic killed nearly 22 million people around the world.

The Spanish flu outbreak killed nearly 22 million people worldwide.

2. The influenza virus causing 19 18 epidemic was identified as type A, H 1N 1 subtype.

The influenza virus causing 19 18 epidemic was identified as subtype A H 1N 1.