Synonyms of impregnable in English:



  • 1 the fortress is impregnable
    invulnerable, impenetrable, unassailable, inviolable, secure, strong, well fortified, well defended;
    [Antonyms] vulnerable
  • 2 he displayed a calm, impregnable certainty
    [Antonyms] shaky, vulnerable
  • Definition of impregnable in:

    Get more from Oxford Dictionaries

    Subscribe to remove adverts and access premium resources

    Word of the day bouffant
    Pronunciation: ˈbuːfɒ̃
    styled to stand out in a rounded shape...