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impregnable

play
adjective im·preg·na·ble \im-ˈpreg-nə-bəl\

Simple Definition of impregnable

  • : not able to be captured by attack : very strong

  • : not likely to be weakened or changed

Full Definition of impregnable

  1. 1 :  incapable of being taken by assault :  unconquerable <an impregnable fortress>

  2. 2 :  unassailable; also :  impenetrable <impregnable walls>

im·preg·na·bil·i·ty play \(ˌ)im-ˌpreg-nə-ˈbi-lə-tē\ noun
im·preg·na·ble·ness play \im-ˈpreg-nə-bəl-nəs\ noun
im·preg·na·bly play \-blē\ adverb

Examples of impregnable

  1. <an impregnable fortress that had foiled one invader after another over the centuries>

  2. <the castle's supposedly impregnable walls>



Origin of impregnable

Middle English imprenable, from Middle French, from in- + prenable vulnerable to capture, from prendre to take — more at prize


First Known Use: 15th century


IMPREGNABLE Defined for Kids

impregnable

play
adjective im·preg·na·ble \im-ˈpreg-nə-bəl\

Definition of impregnable

  1. :  not able to be captured by attack :  unconquerable





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