epidemic - n. an occurrence in which a disease spreads very quickly and affects a large number of people

pandemic - n. an occurrence in which a disease spreads very quickly and affects a large number of people over a wide area or throughout the world

infectious - adj. capable of causing infection

contagious - adj. able to be passed from one person or animal to another by touching

lockdown - n. a state of isolation or restricted access put in place as a security measure.

quarantine - n. the period of time during which a person or animal that has a disease or that might have a disease is kept away from others to prevent the disease from spreading

isolation - n. the state of being in a place or situation that is separate from others

social distancing - phrase. the act of avoiding gatherings and staying about two meters away from other people.

flatten the curve - phrase. to slow the spread of disease

ventilator - n. a device for helping a person to breathe

respirator - n. a device that helps people to breathe when they are not able to breathe naturally