Definition

Noun: - A condition in which a large group of people exhibit the same state of violent mental agitation: This term describes a psychological phenomenon where a widespread, collective outbreak of intense anxiety, panic, or irrational behavior occurs within a community or group. It is characterized by the rapid spread of symptoms through social contagion rather than by a physical pathogen.

Usage

• This is a specialized term used primarily in psychology, sociology, and historical analysis.
• It describes mass psychological events, often in response to a perceived threat, stress, or belief.
• The term is typically used in academic, clinical, or journalistic contexts to analyze group behavior.

Examples

• The sudden, widespread fear of being poisoned after a few people fell ill was diagnosed as a case of epidemic hysteria.
• Historians studied the dancing mania of the Middle Ages as a classic example of epidemic hysteria.
• The rumor of a dangerous gas leak triggered an episode of epidemic hysteria in the small town.

Advanced Usage

• The concept is often linked to mass psychogenic illness or mass sociogenic illness, where physical symptoms (like fainting or nausea) spread through a group with no organic cause.
• It is analyzed as a form of social contagion where emotions and behaviors are transmitted unconsciously.

Variants and Related Words

• Mass Hysteria (n): A more common synonym for the same phenomenon.
• Mass Psychogenic Illness (n): A clinical term emphasizing the psychological origin of physical symptoms within a group.
• Social Contagion (n): A broader concept describing the spread of behaviors, emotions, or ideas through a population.

Synonyms

• Mass panic
• Collective hysteria
• Mass psychogenic illness

Notes on Meaning

• The term combines "epidemic" (affecting a large number of individuals) with "hysteria" (an outdated clinical term for a state of uncontrolled emotion or excitement, often used historically). In modern contexts, more precise terms like "mass psychogenic illness" or "functional neurological disorder" are often preferred in clinical settings, while "epidemic hysteria" remains useful for historical and sociological description.

Noun

1. a condition in which a large group of people exhibit the same state of violent mental agitation