Definition for IM-PREG'NA-BLE

IM-PREG'NA-BLE, a. [Fr. imprenable.]

  1. Not to be stormed, or taken by assault; that can not be reduced by force; able to resist attack; as, an impregnable fortress.
  2. Not to be moved, impressed or shaken; invincible. The man's affection remains wholly unconcerned and impregnable. South.

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