D defs.my
Entry 2 senses Webster, 1913

Myth

/(mĭth)/ · IPA /mɪθ/
01 n. A story of great but unknown age which originally embodied a belief regarding some fact or phenomenon of experience, and in which often the…
  1. 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. 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.
Phrases & compounds
Myth history — history made of, or mixed with, myths.