forbidden band definition, forbidden band meaning | English dictionary

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forbidden band


      n      See       energy band  
English Collins Dictionary - English Definition & Thesaurus  
1    not permitted by order or law  
2      (Physics)   involving a change in quantum numbers that is not permitted by certain rules derived from quantum mechanics, esp. rules for changes in the electrical dipole moment of the system  

forbidden band  
      n      See       energy band  
Forbidden City  
1    Lhasa, Tibet: once famed for its inaccessibility and hostility to strangers  
2    a walled section of Beijing, China, enclosing the Imperial Palace and associated buildings of the former Chinese Empire  
forbidden fruit  
      n   any pleasure or enjoyment regarded as illicit, esp. sexual indulgence  
forbidden transition  
      n     (Physics)   an electronic transition in a molecule, etc., that has a very low probability of occurring  

English Collins Dictionary - English Definition & Thesaurus  



banned, outlawed, out of bounds, prohibited, proscribed, taboo, verboten, vetoed  

English Collins Dictionary - English synonyms & Thesaurus  

Collaborative Dictionary     English Definition
having a changeable luster or color with an undulating narrow band of white light
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