valence band

noun


Nearby words

  1. valediction,
  2. valediction forbidding mourning, a,
  3. valedictorian,
  4. valedictory,
  5. valence,
  6. valence electron,
  7. valence electrons,
  8. valence-conduction band,
  9. valencia,
  10. valencia, guillermo

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Science definitions for valence band

valence band

The outermost electron shell of atoms in an insulator or semiconductor, in which the electrons are too tightly bound to the atom to carry electric current. Compare conduction band. See also bandgap.
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