selection rule

noun Physics.

any of several rules designating allowed transitions between quantum states in terms of the quantum numbers associated with the states.

Nearby words

  1. select committee,
  2. selecta,
  3. selectance,
  4. selectee,
  5. selection,
  6. selective,
  7. selective attention,
  8. selective inhibition,
  9. selective serotonin reuptake inhibitor,
  10. selective service Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019