the radiation produced when an electrically charged particle, esp an electron, is slowed down by the electric field of an atomic nucleus or an atomic ion
Word origin
C20: German: braking radiation
bremsstrahlung in American English
(ˈbrɛmˌʃtrɑlʊŋ)
noun
the electromagnetic radiation given off by a high-energy particle, as an electron, when suddenly accelerated or retarded by an electric field or by another charged particle, as an atomic nucleus