radar (n.)

• altimeter
• amplifier
• analyzer
• astronavigation
• automation
• avionics
• chronometer
• demodulator
• detector
• discriminator
• electronics
• fix
• indicator
• limiter
• magnetron
• mixer
• modulator
• navigation
• omnirange
• oscillator
• overlapping
• photoelectricity
• pilotage
• potentiometer
• radio
• receiver
• screen
• sextant
• sonar
• synchronizer
• tables
• television
• tracker
• transmitter