\Jus*ti"ci*a*ry\, n. [Cf. LL. justitiarius, F.
justicier. See {Justice}.] (Old Eng. Law)
An old name for the judges of the higher English courts.

Note: The chief justiciary, or justiciar, in early English
      history, was not only the chief justice of the kingdom,
      but also ex officio regent in the king's absence.

{Court of justiciary} (Scots Law), the supreme criminal
   court, having jurisdiction over the whole of Scotland.