adjective
- not practical or useful.
- not capable of dealing with practical matters; lacking sense.
- idealistic.
- impracticable.
adjective
- not practical or workablean impractical solution
- not given to practical matters or gifted with practical skillshe is intelligent but too impractical for commercial work
1823, from assimilated form of in- (1) “not, opposite of” + practical. Impracticable in the same sense dates from 1670s.