n.
representation consisting of the scenery and other properties used to identify the location of a dramatic production; "the sets were meticulously authentic"
n.
(psychology) being temporarily ready to respond in a particular way; "the subjects' set led them to solve problems the familiar way and to overlook the simpler solution"; "his instructions deliberately gave them the wrong set"
adj.
situated in a particular spot or position; "valuable centrally located urban land"; "strategically placed artillery"; "a house set on a hilltop"; "nicely situated on a quiet riverbank"