WordReference Random House Unabridged Dictionary of American English © 2025
myth•o•mane
(mith′ə mān′),USA pronunciation n.
adj.
- Literaturea person with a strong or irresistible propensity for fantasizing, lying, or exaggerating.
adj.
- Literatureof, pertaining to, or characteristic of a mythomane.
- perh. back formation from mythomania 1950–55