• Webster's Revised Unabridged Dictionary
    • a Inexecutable Incapable of being executed or performed; impracticable; infeasible.
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Century Dictionary and Cyclopedia
    • inexecutable Not executable; incapable of being executed, performed, or enforced.
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Chambers's Twentieth Century Dictionary
    • adj Inexecutable in-ek-se-kūt′a-bl incapable of being executed
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Webster's Revised Unabridged Dictionary
Pref. in-, not + executable,: cf. F. inexécutable,


In literature:

Better to adopt that Constitution of theirs; execute it so as to shew all men that it is inexecutable?
"The French Revolution" by Thomas Carlyle
His inexecution of orders baffled that effort.
"Memoir, Correspondence, And Miscellanies, From The Papers Of Thomas Jefferson" by Thomas Jefferson