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spectral: Meaning and Definition of

spec•tral

Pronunciation: (spek'trul), [key]
— adj.
  1. of or pertaining to a specter; ghostly; phantom.
  2. resembling or suggesting a specter.
  3. of, pertaining to, or produced by a spectrum or spectra.
  4. resembling or suggesting a spectrum or spectra.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also:
spectra spectral line
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