We don't have synonyms for back scatter yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are back matter and backscatter.
(n) :
Alternative form of backscatter. [(physics) The deflection of particles or radiation through angles greater than 90 degrees to the original direction of travel.]
(v) :
Alternative form of backscatter. [(ambitransitive) To scatter particles or radiation back to the direction from which they originate.]
(n) :
Alternative form of backscatter. [(physics) The deflection of particles or radiation through angles greater than 90 degrees to the original direction of travel.]
(v) :
Alternative form of backscatter. [(ambitransitive) To scatter particles or radiation back to the direction from which they originate.]