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🛰️ Radar imaging 📱 Radiation rate
SAR

SAR

3 7.8
A radar that uses a moving antenna to make clear pictures of the ground from a satellite or plane
  • noun
  • Specialized
translation icon : radar de apertura sintética
  • Researchers analyzed data collected by SAR systems to monitor changes in land use over time.
  • SAR activator
  • activate SAR

Examples

  • The SAR, the SAR satellite images, do they have phase information?

  • Looks like a shot transmitted by an SAR camera.

    Stranded (2001)

  • Until then, "The better we're able to understand SAR, the better we'll be able to use it," says Navarre.

    Academic text (2003)

  • Though the studies are still ongoing, "preliminary results are encouraging that SAR can be an effective potato defense," Navarre reports.

    Academic text (2003)

  • The SAR's legislature, known as the Legislative Council, shall consist of elected Hong Kong-resident Chinese citizens.

    Academic text (1990)

  • The scientist used SAR technology to create high-resolution images of the Earth's surface from the satellite.

  • By employing SAR imaging, they were able to detect subtle changes in the forest canopy after the storm.

Synonyms

radar
vsSAR
  • Specialized
367 4.1

A machine that uses radio waves to find objects and show their distance and speed

uses antenna movement to create very detailed images from satellites or aircraft

Surface Forms

SAR singular
SARS plural

Etymology

SAR stands for synthetic-aperture radar, where synthetic means 'made' and aperture means 'opening' like a camera. The radar moves to act like a very large opening, so it can make detailed images from satellites or aircraft.