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caffeinism

[ ka-fee-niz-uhm, kaf-ee-niz-, kaf-ee-uh- ]

noun

  1. chronic toxicity caused by excessive intake of caffeine, characterized by anxiety, irritability, palpitations, insomnia, and digestive disturbances.


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Word History and Origins

Origin of caffeinism1

First recorded in 1885–90; caffeine + -ism
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Example Sentences

If you ingest too much of it, you can get what’s called caffeinism: jitters and tremor.

But overuse can develop into "caffeinism," which may cause muscle twitching, insomnia, headaches and heart palpitations.

From Forbes

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