binding energy

noun Physics.

  1. Also called separation energy. the energy required to decompose a molecule, atom, or nucleus into its constituent particles, equal to the energy equivalent of the mass defect.
  2. the energy required to separate a single particle or group of particles from a molecule, atom, or nucleus.

noun physics

  1. the energy that must be supplied to a stable nucleus before it can undergo fission. It is equal to the mass defect
  2. the energy required to remove a particle from a system, esp an electron from an atom
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