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"
a thing constructed; a complex entity constructed of many parts; "the structure consisted of a series of arches"; "she wore her hair in an amazing construction of whirls and ribbons"
the manner of construction of something and the arrangement of its parts; "artists must study the structure of the human body"; "the structure of the benzene molecule"
a particular complex anatomical part; "he has good bone structure"
the complex composition of knowledge as elements and their combinations; "his lectures have no structure"
give a structure to; "I need to structure my days"