Yahoo Web Search

Search results

1. Dictionary

   ra·dar

   /ˈrāˌdär/

   noun

   • 1. a system for detecting the presence, direction, distance, and speed of aircraft, ships, and other objects, by sending out pulses of high-frequency electromagnetic waves that are reflected off the object back to the source.
   • ▪ an apparatus used for radar.
   • ▪ used to indicate that someone or something has or has not come to the attention of a person or group: "the band has been kind of off the radar these past few years"

   Word Origin 1940s: from ra(dio) d(etection) a(nd) r(anging).

   Scrabble Points: 6

   • R

     1

   • A

     1

   • D

     2

   • A

     1

   • R

     1

   Powered by Oxford Dictionaries

   More definitions, origin and scrabble points

2. www.merriam-webster.com › dictionary › radarRadar Definition & Meaning - Merriam-Webster

   www.merriam-webster.com › dictionary › radar

   • Cached

   Learn the meaning of radar, a device that sends out radio waves for detecting and locating objects or features. See examples, etymology, related phrases, and more from Merriam-Webster.

3. dictionary.cambridge.org › dictionary › englishRADAR | English meaning - Cambridge Dictionary

   dictionary.cambridge.org › dictionary › english

   • Cached

   a system that uses radio waves to find the position of objects that cannot be seen: Other vessels in the area show up on the ship's radar ( screen). SMART Vocabulary: related words and phrases. Broadcasting: radio. am. antenna. anti-jamming. anti-radar. autotune. bandwidth. beacon. CB. LW. medium wave. multi-wavelength. multichannel. MW. receiver.

4. Videos

   • 1:14

     youtube.com

     How Does Radar Work?

     26 Apr 2022

     101K Views

   • 19:07

     youtube.com

     Radar Systems - Introduction to Radar

     10 Jun 2021

     37.6K Views

   • 13:21

     youtube.com

     How Radar Works | Start Learning About EW Here

     3 Feb 2023

     66.9K Views

   View all

5. en.wikipedia.org › wiki › RadarRadar - Wikipedia

   en.wikipedia.org › wiki › Radar

   • Cached

   Radar of the type used for detection of aircraft. It rotates steadily, sweeping the airspace with a narrow beam. Radar is a system that uses radio waves to determine the distance ( ranging ), direction ( azimuth and elevation angles ), and radial velocity of objects relative to the site.

6. www.dictionary.com › browse › radarRADAR Definition & Meaning | Dictionary.com

   www.dictionary.com › browse › radar

   • Cached

   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.. See examples of RADAR used in a sentence.

7. www.oxfordlearnersdictionaries.com › definition › englishradar noun - Definition, pictures, pronunciation and usage notes...

   www.oxfordlearnersdictionaries.com › definition › english

   • Cached

   Learn the meaning of radar, a system that uses radio waves to find objects, and how to use it in sentences and idioms. Find out the origin, pronunciation and synonyms of radar in the Oxford Advanced Learner's Dictionary.

8. www.thefreedictionary.com › radarRadar - definition of radar by The Free Dictionary

   www.thefreedictionary.com › radar

   • Cached

   Radar is a method and equipment for detecting and measuring distant objects by reflecting radio waves. Learn the origin, usage, and idioms of the word radar from various dictionaries and sources.

9. www.collinsdictionary.com › dictionary › englishRADAR definition and meaning | Collins English Dictionary

   www.collinsdictionary.com › dictionary › english

   • Cached

   Radar is a method of detecting the position and velocity of distant objects by using radio signals. Learn more about the word origin, pronunciation, synonyms, collocations, and examples of radar in sentences.