Synonyms for

Radar

Verb / ˈreɪˌdɑ:r / Another word for radar — explore alternatives below. For syllable breakdowns and pronunciation, see this word on Syllablesworld.

Definition

Radar is a device that uses radio waves to find the position or speed of objects that are far away.

Synonyms & similar words

radiolocation microwaveradar radiodetectionandranging sonar lidar radiolocation radiosonde ultrasonic ultrasound sonography echography ultrasonography echosounder location detection tracking sensing monitoring surveillance observation scanning

Synonyms by register

Formal

detection system surveillance system ranging system

Informal

eyes scanner detector

Literary

all-seeing eye far-seeing gaze

Antonyms

blindness ignorance unawareness obscurity darkness invisibility

Common collocations

  • radar screen
  • radar detection
  • radar system
  • radar dish
  • radar speed gun
  • radar jamming
  • radar operator
  • radar pulse

Word family

noun radar
verb radaring

Usage note

Radar is an acronym (Radio Detection and Ranging) but is commonly used as a regular noun. It refers to a system for detecting objects using radio waves.

Example sentences

  1. The air traffic controller uses radar to help planes fly safely.
  2. The police use radar to catch people who are speeding.
  3. Radar can also be used to track weather patterns.
  4. The military uses radar to detect enemy planes.
  5. Scientists use radar to study the surface of the Earth.

Quotes

  • Radar is the electronic detection of distant objects by means of radio waves.
  • Radar is a way of measuring the speed of an object or the distance to an object.
  • Radar is a tool used to locate and track objects through the use of radio waves.

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