(especially of diseases) tending to spread from one person to another

contagious (disease)

(of ideas, illness etc) that can be communicated or passed on

able to be contracted

(of) a disease attacking many people in one area for a time

widespread

of the whole world; of the whole of a group of facts, possibilities etc

worldwide, all-encompassing

(usual short form 'flu') an infectious disease with fever, aches and bad cold

disease that is widespread

a kind of fatal disease which spreads quickly

disease that is widespread

(of diseases, social evils, physical activity etc) very active and beyond control

uncontrolled, out of hand

widespread; common

overflowing

found, distributed, over a wide area

extensive

concerning, in, the whole world

general