pandemic

noun

1. an epidemic that is geographically widespread
occurring throughout a region or even throughout the world

adj

1. existing everywhere

e.g. pandemic fear of nuclear war

2. epidemic over a wide geographical area

e.g. a pandemic outbreak of malaria

1. （疾病的）大流行，广泛传播
A pandemic is an occurrence of a disease that affects many people over a very wide area.

pandemic

e.g. They feared a new cholera pandemic...
他们担心新一轮的霍乱大流行。
e.g. One pandemic of Spanish flu took nearly 22 million lives worldwide.
西班牙流感的大爆发夺去了全球近2,200万人的生命。