4 words in this vocabulary list
noun a widespread occurrence of an infectious disease in a community at a particular time
adjective relating to or of the nature of an epidemic
noun a heavily populated urban area characterized by substandard housing and squalor
noun Squalor is a noun that refers to a state of being extremely dirty and unpleasant, especially as a result of poverty or neglect.
noun a person who uses biological agents as a weapon to cause harm or fear