performance

"they listened to ten different performances"; "the play ran for 100 performances"; "the frequent performances of the symphony testify to its popularity";

"we congratulated him on his performance at the rehearsal"; "an inspired performance of Mozart's C minor concerto";

"they criticised his performance as mayor"; "experience generally improves performance";

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

"the power of its engine determines 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";