Definition of overenthusiasm in English:

overenthusiasm

noun

mass noun
  • Excessive enthusiasm.

    ‘he can be criticized only for overenthusiasm’
    • ‘They also indicated an overenthusiasm for the purchase, they could only work through a broker, and could only provide the funds via a check.’
    • ‘Real discoveries of phenomena contrary to all previous scientific experience are very rare, while fraud, fakery, foolishness, and error resulting from overenthusiasm and delusion are all too common.’
    • ‘This overenthusiasm for wilderness prodigals is counterproductive and helps foster a misleading sense of ideological purity in environmental politics that is not supported by the historical record.’
    obsessiveness, over-enthusiasm, addiction, fixation, madness, monomania, immoderation, passion, infatuation
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Pronunciation

overenthusiasm

/əʊv(ə)rɛnˈθjuːzɪaz(ə)m//əʊv(ə)rɪnˈθjuːzɪaz(ə)m/