Define "holding pattern" in IFR operations.

A holding pattern in IFR operations refers to a predetermined path that an aircraft follows while awaiting further instructions from Air Traffic Control (ATC). This procedure is essential for managing air traffic and ensuring safety, especially when there is congestion at an airport or when an aircraft needs to delay its approach due to adverse weather conditions or other factors.

In a holding pattern, the aircraft flies a specific racetrack shape defined by two straight segments and two turns, allowing it to maintain a safe distance from other aircraft while awaiting clearance to proceed to its next phase of flight. Holding patterns are structured with specific entry and exit procedures, as well as altitudes to maintain during the hold, which all contribute to safe and efficient air traffic management.

By understanding this definition, pilots can anticipate the process, prepare for holding patterns during their flight planning, and execute them correctly when instructed by ATC. This knowledge is crucial for maintaining safety and operational efficiency in the airspace system.