Phrase guide

mass hysteria

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

The sociopsychological phenomenon in which a large group of people exhibit the same or similar hysterical symptoms simultaneously.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

Topics: human-sciences, psychology, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

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

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: epidemic hysertia

Antonyms: none provided

Broader terms: craze, delirium, frenzy, fury, hysteria

History

Etymology

No etymology was provided for this word.

Across languages

Translations

6 source translations are retained for this English entry.

  • Finnish: joukkohysteria — sociopsychological phenomenon
  • Hungarian: tömeghisztéria — sociopsychological phenomenon
  • Spanish: histeria colectiva — sociopsychological phenomenon
  • Swedish: masspsykos — sociopsychological phenomenon
  • Swedish: masshysteri — sociopsychological phenomenon
  • Thai: อุปาทานหมู่ — sociopsychological phenomenon