- The definition of consternation means fear that makes you feel helpless.
An example of consternation is what your neighbors might have if you get several large barking dogs.
consternation definition by Webster's New World
Origin: Classical Latin consternatio ; from consternare, to terrify ; from com-, intensive plush base akin to Classical Latin sternax, headstrong, restive ; from Indo-European base an unverified form ster-, rigid, stiff from source stare, strenuous
consternation definition by American Heritage Dictionary