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| Russian | English |
| повальная истерия | group hysteria (Alex_Odeychuk) |
| повальная истерия | collective obsessional behavior (Alex_Odeychuk) |
| повальная истерия | collective hysteria (refers to collective delusions of threats to society that spread rapidly through rumors and fear. In medicine the term is used to describe the spontaneous manifestation of the same or similar hysterical physical symptoms by more than one person Alex_Odeychuk) |