figment

1 a conception or image created by the imagination and having no objective reality unable to find any tracks in the snow the next morning, I was forced to conclude that the shadowy figure had been a figment of my imagination Synonyms chimera, conceit, daydream, delusion, dream, fancy, fantasy, hallucination, illusion, nonentity, phantasm (also fantasm), pipe dream, unreality, visionRelated Words ignis fatuus, mirage, will-o'-the-wisp; brainchild, idea; concoction, fable, fabrication, fiction, invention; envisaging, imaging, visualization; cloud-cuckoo-land, cloudland, Shangri-la, utopia; daymare, nightmareNear Antonyms actuality, fact, reality

2 something that is the product of the imagination thus far, the invisible human being has been nothing more than a figment of fantasy writers Synonyms fable, fabrication, fantasy (also phantasy), fiction, inventionRelated Words anecdote, narrative, novel, story, tale, yarn; fairy tale, falsehood, falsity, fib, lie, mendacity, misrepresentation, prevarication, untruth, whopper; make-believeNear Antonyms actuality, realnessAntonyms fact, materiality, reality