Dictionary.com
Thesaurus.com
Showing results for forbidden transition. Search instead for Guaranteed transaction.

forbidden transition

British  

noun

  1. physics an electronic transition in an atom, molecule, etc, that is not permitted by electric dipole selection rules

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Vocabulary.com logo
by dictionary.com

Dictionary.com's Learning Companion

Go beyond just looking up words.
Remember them forever with VocabTrainer.

Start training