formed or conceived by the imagination; "a fabricated excuse for his absence"; "a fancied wrong"; "a fictional character"; "used fictitious names"; "a made-up story"
indulging in or influenced by fancy; "a fanciful mind"; "all the notional vagaries of childhood"
having a curiously intricate quality; "a fanciful pattern with intertwined vines and flowers"
not based on fact; dubious; "the falsehood about some fanciful secret treaties"- F.D.Roosevelt; "a small child's imaginary friends"; "her imagined fame"; "to create a notional world for oneself"
based on or subject to individual discretion or preference or sometimes impulse or caprice; "an arbitrary decision"; "the arbitrary rule of a dictator"; "an arbitrary penalty"; "of arbitrary size and shape"; "an arbitrary choice"; "arbitrary division of the group into halves"
extraordinarily good; used especially as intensifiers; "a fantastic trip to the Orient"; "the film was fantastic!"; "a howling success"; "a marvelous collection of rare books"; "had a rattling conversation about politics"; "a tremendous achievement"
exceedingly or unbelievably great; "the bomb did fantastic damage"; "Samson is supposed to have had fantastic strength"; "phenomenaRl feats of memory"
extravagantly fanciful in design, construction, appearance; "Gaudi's fantastic architecture"
existing in fancy only; "fantastic figures with bulbous heads the circumference of a bushel"- Nathaniel Hawthorne
extravagantly fanciful and unrealistic; foolish; "a fantastic idea of his own importance"