\Myth\, n. [Written also {mythe}.] [Gr. my^qos myth, fable,
tale, talk, speech: cf. F. mythe.]
1. A story of great but unknown age which originally embodied
   a belief regarding some fact or phenomenon of experience,
   and in which often the forces of nature and of the soul
   are personified; an ancient legend of a god, a hero, the
   origin of a race, etc.; a wonder story of prehistoric
   origin; a popular fable which is, or has been, received as
   historical.
2. A person or thing existing only in imagination, or whose
   actual existence is not verifiable.
         As for Mrs. Primmins's bones, they had been myths
         these twenty years.                   --Ld. Lytton.
{Myth history}, history made of, or mixed with, myths.