spallation

  1. Noun.  (nuclear physics) A nuclear reaction in which a nucleus fragments into many nucleons.
  2. Noun.  Fragmentation due to stress or impact.

This is an unmodified, but possibly outdated, definition from Wiktionary and used here under the Creative Commons license. Wiktionary is a great resource. If you like it too, please donate to Wikimedia.

This entry was last updated on RefTopia from its source on 3/20/2012.