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Munchausenism

noun Mun·chau·sen·ism \ -ᵊnˌizəm \

Definition of Munchausenism

plural -s
:a tall tale
  • it sounds like a Munchausenism but it's the truth
  • —A. F. Collins

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Origin and Etymology of munchausenism

Baron von Münchausen + English -ism

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