• synonyms

band spectrum

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noun Physics.
  1. an optical spectrum consisting of groups of closely spaced spectral lines, characteristic of molecules.

Origin of band spectrum

First recorded in 1865–70
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for band spectrum

band spectrum

  1. a spectrum consisting of a number of bands of closely spaced lines that are associated with emission or absorption of radiation by molecules
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