from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Impossible to do or carry out: Refloating the sunken ship intact proved impracticable because of its fragility.
- adj. Unfit for passage: roads impracticable in winter.
- adj. Archaic Unmanageable; intractable.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Not practicable; impossible or difficult in practice.
- adj. Of a passage or road: impassable.
- adj. Of a person or thing: unmanageable.
- n. An unmanageable person.
from the GNU version of the Collaborative International Dictionary of English
- adj. Not practicable; incapable of being performed, or accomplished by the means employed, or at command; impossible.
- adj. Not to be overcome, persuaded, or controlled by any reasonable method; unmanageable; intractable; not capable of being easily dealt with; -- used in a general sense, as applied to a person or thing that is difficult to control or get along with.
- adj. Incapable of being used or availed of
from The Century Dictionary and Cyclopedia
- Incapable of accomplishment; not to be practised, performed, carried out, or effected by the means at command.
- Incapable of being used; unfit for the purpose intended or desired; unserviceable; unavailable; of persons, unmanageable; untractable.
- Synonyms Impossible, Impracticable. See impossible. 1 and 2. Impracticable, Unpractical. The meanings of the two words approach each other at two points, but still are clearly distinct: Of a thing: impracticable, not possible to be done without expense or sacrifice greater than is advisable; unpractical, not dictated by or in harmony with the lessons of experience in actual work: as, an unpractical plan.
- Of a person: impracticable, not easily managed; unpractical, not showing that sort of wisdom which is the result of experience in affairs.
- n. One who is unmanageable, unreasonable, or stubborn.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. not capable of being carried out or put into practice
From im- + practicable. (Wiktionary)