- a group of several related spectral lines, usually of nearly the same wavelengths.
Origin of multiplet
Also called multiplet line.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- a set of closely spaced lines in a spectrum, resulting from small differences between the energy levels of atoms or molecules
- a group of related elementary particles that differ only in electric charge
from multiple; on the model of doublet
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