kəːl kɝl ˈaɪ.lət ˈɡɹɒm.ɪt ˈɡɹɑ.mɪt ɪtəɹˈeɪʃən a flight maneuver; aircraft flies a complete circle in the vertical plane fasten or join with a loop He looped the watch through his belt wind around something in coils or loops make a loop in loop a rope fly loops, perform a loop the stunt pilot looped his plane move in loops The bicycle looped around the tree a complete electrical circuit around which current flows or a signal circulates fastener consisting of a metal ring for lining a small hole to permit the attachment of cords or lines an intrauterine device in the shape of a loop the topology of a network whose components are serially connected in such a way that the last component is connected to the first component a computer program that performs a series of instructions repeatedly until some specified condition is satisfied the basic pattern of the human fingerprint an inner circle of advisors (especially under President Reagan) he's no longer in the loop (computer science) a single execution of a set of instructions that are to be repeated the solution took hundreds of iterations anything with a round or oval shape (formed by a curve that is closed and does not intersect itself)