knowledgeable

Adjective

• thoroughly acquainted through study or experience
  • this girl, so intimate with nature-W.H.Hudson
    
  • knowledgeable about the technique of painting- Herbert Read
    

• alert and fully informed
  • a knowing collector of rare books
    
  • surprisingly knowledgeable about what was going on
    

• highly educated; having extensive information or understanding
  • knowing instructors
    
  • a knowledgeable critic
    
  • a knowledgeable audience
    

Related words

• Synonyms: 
  intimate , versed , knowing , learned , lettered , well-educated , well-read