ATC (air traffic control) authorization for an aircraft to execute any standard or special instrument approach procedure for that airport. Normally, an aircraft will be cleared for a specific instrument approach procedure.
cleared (type of) approach
ATC (air traffic control) authorization for an aircraft to execute a specific instrument approach procedure to an airport (e.g., “Cleared ILS [instrument landing system] Runway One Four Approach”).
An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved