impractical - not functional; not workable or not provided to realistic matters; "refloating the ship proved impractical because of the cost"; "He's intelligent but way too impractical for professional work"; "an impractical Remedy" Iteration by iteration, it gathers items of the puzzle right until new iterations yield only minimal https://coingenius.news/whatsapp-beta-reveals-dark-mode-is-finally-coming-to-the-iphone/