binding energy


noun Physics.

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.
the energy required to separate a single particle or group of particles from a molecule, atom, or nucleus.
Compare mass defect.

Origin of binding energy

First recorded in 1930–35
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for binding energy

binding energy


noun physics

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