DREAMLIKE

adj. unreal, fantastic, unbelievable, phantasmagoric(al), hallucinatory or hallucinative or hallucinational, surreal, delusionary or delusional, illusionary or illusional, delusive or delusory, illusory or illusive, insubstantial or unsubstantial, imaginary, chimeric(al), fanciful, fancied, visionary His plans have a dreamlike quality about them that make them impractical