Of or relating to fable, myth or legend. / Characteristic of fables; marvelous, extraordinary, incredible. / Fictional or not believable; made up.

The state of being fabulous or fictitious; fabulosity. / The state of being fabulous or wonderful.

In a fabulous manner. / In fables.

plural of fabulousness

(intransitive) To tell invented stories, often those that involve fantasy, such as fables. / (transitive, archaic) To relate as or in the manner of a fable.

A folk story that is not entirely believable. / (specifically) A folk story that is told for entertainment, and not intended to be taken as true.

The act or result of fabulating; a fabrication. / (literary criticism) A style of modern fiction, similar to magical realism and postmodernism.

(dated) One who writes, studies or recites fables frequently; often professionally

plural of fabulator

(literature) A literary form in which fantastical elements are placed into an everyday setting.