highly educated; having extensive information or understanding; "knowing instructors"; "a knowledgeable critic"; "a knowledgeable audience"教養が高い物知り
例:a knowledgeable critic 見識のある評論家
thoroughly acquainted through study or experience; "this girl, so intimate with nature"-W.H.Hudson; "knowledgeable about the technique of painting"- Herbert Read徹底的に、勉強または経験を通して精通している親密