olemus
mehaaniliste või elektromagnetiliste lainete
tagasipeegeldumine läbistamatult objektilt

Wiktionary:
1. (physics) the deflection of particles and/or radiation through angles greater than 90 degrees to the original direction of travel
2. the particles and/or radiation deflected in this manner

rakendusi
- lidar
- peegelröntgen
- radar
- sonar

ülevaateid
https://en.wikipedia.org/wiki/Backscatter