Also found in: Dictionary, Acronyms, Wikipedia.
Related to decision height: Minimum Descent Altitude
decision height[di′sizh·ən ‚hīt]
A height specified in MSL (mean sea level) above the highest runway elevation in the touchdown zone at which a missed approach shall be initiated if the required visual reference has not been established; this term is used only in procedure where an electronic glide slope provides a reference for descent or in ILS (instrument landing systems) or PAR (precision approach radar). Abbreviated d.h.