See Also: impregnable(medicine)
impregnable(1)(dictionary)
impregnable(2)(dictionary)
impregnable(dictionary)

impregnable(1) (iou)



impregnable adjective1. LME.
[Old French imprenable, formed as IM-2 + prenable takeable, from pren- stem of prendre take from Latin prehendere: see -ABLE; -g- perh. after reign, and Old French vars.]
(Of a fortress etc.) unable to be taken by force; fig. proof against attack, unassailable.
A. MacLean The Schloss Adler is inaccessible and impregnable. It would require a battalion of paratroops to take it. A. Storr She carries within an impregnable conviction of being lovable.
impregna'bility noun M19.
impregnableness noun (long rare) E17.
impregnably adverb E17.