Long-range radar antenna, used to track space objects and ballistic missiles. Radar of the type used for detection of aircraft. It rotates steadily, sweeping the airspace with a narrow beam.

The meaning of RADAR is a device or system consisting usually of a synchronized radio transmitter and receiver that emits radio waves and processes their reflections for display and …

Nov 13, 2025 · Radar, electromagnetic sensor used for detecting, locating, tracking, and recognizing objects of various kinds at considerable distance. It operates by transmitting …

RADAR definition: a device for determining the presence and location of an object by measuring the time for the echo of a radio wave to return from it and the direction from which it returns. …

RADAR definition: 1. a system that uses radio waves to find the position of objects that cannot be seen: 2. a system…. Learn more.

Definition of radar noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

ra•dar (ˈreɪ dɑr) n. 1. a device or system for determining the presence and location of an object by measuring the direction and timing of radio waves. 2. a means of awareness; perception: …

any of various systems or devices using reflected radio waves to locate fixed objects and track moving ones: a radar system typically consists of a transmitter, receiver, and display screen, …

Radar is used in many different ways. It can measure the speed and number of cars on a road, the amount of water in the air, and many other things. The radar transmitter sends radio pulses.

Oct 19, 2023 · Radar is a wireless technology that uses radio waves to detect the direction, speed, shape, range, and other characteristics of distant objects.