Plain English Meaning

An instrument approach where you get electronic guidance for both keeping centered on the runway and staying on the correct descent path down to landing.

Full Definition

An instrument approach procedure that provides the pilot with both lateral (left/right) and vertical (glidepath) electronic guidance to the runway, meeting precision standards for accuracy and integrity. Examples include the ILS, PAR, and GLS approaches.

Context Anchor

You will see this term on instrument approach charts, in , and in or for approaches such as an .