Source : Webster's Revised Unabridged Dictionary (1913)

Overlearned \O"ver*learn"ed\, a.
   Too learned. -- {O"ver*learn"ed}, adv. --
   {O"ver*learn"ed*ness}, n.

Overlearned \O"ver*learn"ed\, a.
   Too learned. -- {O"ver*learn"ed}, adv. --
   {O"ver*learn"ed*ness}, n.