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backscatter

[ bak-skat-er ]

noun

, Physics.
  1. the deflection of nuclear particles or of radiation in a scattering process through an angle greater than 90°.

backscatter

/ băk′skăt′ər /

  1. The deflection of radiation or particles by electromagnetic or nuclear forces through angles greater than 90° to the initial direction of travel.
  2. The radiation or particles so deflected.

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Word History and Origins

Origin of backscatter1

First recorded in 1955–60; back 2 + scatter

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