Origin of spectral
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for spectral
But Kasich and Walker face competitive re-elections; their national presence is spectral, their national potential speculative.Why the GOP Needs a Return to the Bush Leagues
April 21, 2014
A web of spectral blue light had enveloped the abandoned scout.Raiders Invisible
Desmond Winter Hall
"The dark blur on the spectral lines," old Parrish muttered.
She was as pale as the spectral lilacs, whose perfume floated about them.Glory of Youth
Their spectral indices may however be determined, as will be seen later.
We find that the number of stars increases with the spectral index.
- of or like a spectre
- of or relating to a spectrumspectral colours
- physics (of a physical quantity) relating to a single wavelength of radiationspectral luminous efficiency
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
Word Origin and History for spectral
Online Etymology Dictionary, © 2010 Douglas Harper
- Of, relating to, or produced by a spectrum.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.