Definition of histrionism in English:

histrionism

noun

  • Theatrical practice, action, or style; pretence, play-acting; exaggerated or excessively theatrical words or behaviour; an instance of any of these.

Origin

Late 17th century; earliest use found in Thomas Browne (1605–1682), physician and author. From histrion or its etymon classical Latin histriōn-, histriō + -ism.

Pronunciation

histrionism

/ˈhɪstrɪənɪz(ə)m/