unfact

plural unfacts

1. Something not factual; a falsehood or factoid.

   To say that Indian philosophy has led away from the study of Nature, is to state an unfact and to ignore the history of Indian civilisation.

   1937, G. A. Natesan, The Indian Review, volume 38, page 446

   1 more example

   Thus the unfacts, did we possess them, are too imprecisely few to warrant our certitude, the evidencegivers by legpoll too untrustworthily irreperible where his adjugers are semmingly freak threes but his judicandees plainly minus twos.

   1939 May 4, James Joyce, Finnegans Wake, London: Faber and Faber Limited, →OCLC; republished London: Faber & Faber Limited, 1960, →OCLC, part I, page 57