having a set of mutually perpendicular axes; meeting at right angles; "wind and sea may displace the ship's center of gravity along three orthogonal axes"; "a rectangular Cartesian coordinate system"
the amount of activity over a communication system during a given period of time; "heavy traffic overloaded the trunk lines"; "traffic on the internet is lightest during the night"
the aggregation of things (pedestrians or vehicles) coming and going in a particular locality during a specified period of time
trade or deal a commodity; "They trafficked with us for gold"