Entry from US English dictionary
Definition of ground clutter in English:
Noise in a radar echo caused by untargeted built or natural landscape features.
- Diving low wouldn't do, since the flat desert did not offer much ground clutter to conceal her fighter in.
- Lifting radar platforms off the ground to reduce ground clutter obstructions from buildings and other urban ‘terrain’ is another option being examined.
- Most of the returns seen via the public site are ‘clean’ of ground clutter (permanent echoes).
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