The science and technology of electronics and the development of electronic devices as applied to aeronautics and astronautics.
Avionics has become even more important with the development of the space program.
The electronic systems, equipment, and other devices so developed.
The avionics on this spacecraft represent a new generation of sophistication.
The branch of electronics dealing with the development and use of electronic equipment in aviation and astronautics.
The electronic devices, systems, etc. used in an aircraft or spacecraft.
The plane's avionics need upgrading.
The electronic instrumentation and control equipment used in airplanes and space vehicles.
The devices used in avionics.