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a dramatic or musical entertainment; "they listened to ten different performances"; "the play ran for 100 performances";

"the frequent ... the act of performing; of doing something successfully; using knowledge as distinguished from merely possessing it;

the act of presenting a play or a piece of music or other entertainment; "we congratulated him on his performance at the rehearsal"; "an inspired performance of Mozart's C minor concerto"

operation: process or manner of functioning or operating; "the power of its engine determine its operation"; "the plane's operation in high winds"; "they compared the cooking performance of each oven"; "the jet's performance conformed to high standards"

any recognized accomplishment; "they admired his performance under stress"; "when Roger Maris powered four home runs in one game his performance merits awe"