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nuclear fusion Definition

nuclear fusion

noun

the fusion of lightweight atomic nuclei, as of tritium or deuterium, into a nucleus of heavier mass, as of helium, with a resultant loss in the combined mass, which is converted into energy: the principle of the hydrogen bomb

nuclear fusion Usage Examples

Converse of subject

  • produce: Sun's energy is produced by nuclear fusion, which gives off electromagnetic radiation.
  • form: Helium in the Sun Helium in the sun is generally believed to be formed by nuclear fusion.