impractical
adjective
1. not practical; not workable or not given to practical matters
- refloating the ship proved impractical because of the expense
- he is intelligent but too impractical for commercial work
- an impractical solution
Similar word(s): impossible, crazy, screwball, softheaded, meshuga, meshugga, meshugge, meshuggeneh, meshuggener, quixotic, romantic, unfunctional, unwieldy, unrealistic
2. not practical or realizable; speculative