Definitions of learned:

• adjective:   acquired by learning

  Example: "Learned skills"

• adjective:   established by conditioning or learning
• adjective:   having or showing profound knowledge

  Example: "A learned jurist"

• adjective:   highly educated; having extensive information or understanding
• name:  A surname (rare: 1 in 100000 families; popularity rank in the U.S.: #16860)