1. an epidemic disease that causes high mortality; pestilence.
2. an infectious, epidemic disease caused by a bacterium, Yersinia pestis, characterized by fever, chills, and prostration, transmitted to humans from rats by means of the bites of fleas.Compare bubonic plague, pneumonic plague, septicemic plague.
3. any widespread affliction, calamity, or evil, especially one regarded as a direct punishment by God: a plague of war and desolation.
4. any cause of trouble, annoyance
"economies can be plagued by enterprises."
"theories can be plagued by proliferations."
"theories can be plagued by contradictions."
"people can be plagued by nightmares."
"people can be plagued by hungers."
This list can help you learn new vocabulary more quickly and be able explore other words more easily.