Source : Webster's Revised Unabridged Dictionary (1913)

Carpal \Car"pal\, a. [From {Carpus}.] (Anat.)
   Of or pertaining to the carpus, or wrist. -- n. One of the
   bones or cartilages of the carpus; a carpale.

   {Carpal angle} (Zo["o]l.), the angle at the last joint of the
      folded wing of a bird.