Definition
A design approach used in advanced cockpit avionics in which the system automatically presents the pilot with only the controls, options, and information appropriate to the current phase of flight, reducing the number of decisions and inputs the pilot must make.
Plain English
The avionics figure out what stage of flight you are in and only show you the buttons and information you actually need at that moment, instead of every possible option all the time.
Context Anchor
Seen in descriptions of GPS, area navigation, and other cockpit electronic systems where pilot workload and clear control use matter.
Why Pilots Care
Lowers workload and the chance of input errors during high-task phases such as departure, arrival, and instrument flight.
Intuition Check
Do not read this as “the whole system is easy in every situation.” Here it means the equipment is designed to reduce pilot steps and make required actions clearer.
Example Sentence 1
The simplified user interaction in the new flight deck means the pilot sees approach-related options automatically as the aircraft nears the destination airport.
Example Sentence 2
Designers applied simplified user interaction principles when they moved the engine-start sequence to a single confirmation screen.