impracticable

[im-prak-ti-kuh-buh l]
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adjective
  1. not practicable; incapable of being put into practice with the available means: an impracticable plan.
  2. unsuitable for practical use or purposes, as a device or material.
  3. (of ground, places, etc.) impassable.
  4. (of persons) hard to deal with because of stubbornness, stupidity, etc.

Origin of impracticable

First recorded in 1645–55; im-2 + practicable
Related formsim·prac·ti·ca·bil·i·ty, im·prac·ti·ca·ble·ness, nounim·prac·ti·ca·bly, adverb
Can be confusedimpossible impracticable impractical improbable
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for impracticable

impossible, imprudent, insuperable, unfeasible, unwise, infeasible

Examples from the Web for impracticable

Historical Examples of impracticable


British Dictionary definitions for impracticable

impracticable

adjective
  1. incapable of being put into practice or accomplished; not feasible
  2. unsuitable for a desired use; unfit
  3. an archaic word for intractable
Derived Formsimpracticability or impracticableness, nounimpracticably, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for impracticable
adj.

"incapable of being done," 1670s, from assimilated form of in- (1) "not, opposite of" + practicable. Earlier in a sense of "impassable" (1650s).

Online Etymology Dictionary, © 2010 Douglas Harper