adjective
1.
Synonyms: impossible 1, impractical, infeasible, irrealizable, unattainable, unfeasible, unrealizable, unworkable
Antonyms: feasible, practicable
2.
incapable of being successfully used or turned to account
a route through the mountains that is impracticable in winter
Synonyms: impractical, nonfunctional, unfunctional, unserviceable, unusable, unworkable, useless
Related Word: disadvantageous, unacceptable, undesirable, unsatisfactory; awkward, inconvenient, troublesome
Contrasted words: functional, practical, serviceable, usable, useful, workable
Antonyms: practicable