impractical
adjective /ɪmˈpræktɪkl/
  /ɪmˈpræktɪkl/
- not sensible or realistic- It was totally impractical to think that we could finish the job in two months.
 Extra Examples- Such a solution proved impractical.
- The long flowing dress was highly impractical.
- The weight of the machine makes lifting it impractical.
- They found his ideas impractical.
- This approach is often impractical given the size of the area.
- a fundamentally impractical design
 Oxford Collocations Dictionaryverbs- be
- prove
- seem
- …
 - extremely
- fairly
- very
- …
 
- (of people) not good at doing things that involve using the hands; not good at planning or organizing things- He was a wonderful companion but hopelessly impractical.
 Oxford Collocations Dictionaryverbs- be
- prove
- seem
- …
 - extremely
- fairly
- very
- …
 opposite practical compare impracticable