noun
Meanings
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1
noun
an intense but short-lived passion or admiration for someone or something
Her infatuation with the new band faded quickly.
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2
noun
a foolish or unreasonable attachment or love
His infatuation with the idea led him to ignore its flaws.
Thesaurus
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Opposites
Etymology
From Latin in- ('in') + fatuus ('foolish, silly') + -ation (noun-forming suffix), giving Late Latin infatuatio ('foolishness, infatuation'); via Middle English infatuacion ('foolish passion', 14th c.) into Modern English infatuation ('intense but short-lived passion').