spal·la·tion (spô-l  sh n)n. A nuclear reaction in which many particles are ejected from an atomic nucleus by incident particles of sufficiently high energy. |
spallation [spəˈleɪʃən]
n
(Physics / Nuclear Physics) Physics a type of nuclear reaction in which a photon or particle hits a nucleus and causes it to emit many other particles or photons
[from spall + -ation]
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. | spallation - (physics) a nuclear reaction in which a bombarded nucleus breaks up into many particles; "some astronomers believe that the solar system was formed by spallation when the sun was a very young star" natural philosophy, physics - the science of matter and energy and their interactions; "his favorite subject was physics" nuclear reaction - (physics) a process that alters the energy or structure or composition of atomic nuclei |
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