"Radar reflections" refers to the echoes or signals that bounce back to a radar system when it comes into contact with an object or surface. It helps the radar to detect and locate these objects or surfaces. Full definition
However, the 1991 study did no more than indicate that the strong radar reflections came from the polar areas. (newscientist.com)
Some of the evidence is based on radar reflections, which detect roughness at the sea surface. (sciencemag.org)
A THIN plating of metallic compounds may explain puzzling radar reflections from the mountains on Venus, say planetary scientists at Washington University in Saint Louis. (newscientist.com)