IMPRACTICAL
impractical
(adjective) 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”
airy, impractical, visionary, Laputan, windy
(adjective) not practical or realizable; speculative; “airy theories about socioeconomic improvement”; “visionary schemes for getting rich”
Source: WordNet® 3.1
Etymology
Adjective
impractical (comparative more impractical, superlative most impractical)
not practical; impracticable
Antonym: practical
Usage notes
• Said of people, theories, philosophies, etc.
Source: Wiktionary
Im*prac"ti*cal, a.
Definition: Not practical.
Source: Webster’s Unabridged Dictionary 1913 Edition