The concept of mass hysteria is rather chilling to consider.
Investigators have also found that in cases of mass hysteria, one child is often an “index case” that triggers waves of anxiety.
Even the search parties often get themselves balled up and mill around in circles, perfect examples of mass hysteria.
I do believe in mass pathology: mass hysteria, mass personality disorders, mass psychoses.
The mass hysteria of the women was caused by the excitement.
They are not to be stampeded by fiery rhetoric or mass hysteria.
He stated that if this was so, subsequent sightings might be the result of a mass hysteria.
mass hysteria n.
Spontaneous, en masse development of identical physical or emotional symptoms among a group of individuals, as in a classroom of schoolchildren.
A socially contagious frenzy of irrational behavior in a group of people as a reaction to an event.