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spectral

[ spek-truhl ]
/ ˈspɛk trəl /
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adjective
of or relating to a specter; ghostly; phantom.
resembling or suggesting a specter.
of, relating to, or produced by a spectrum or spectra.
resembling or suggesting a spectrum or spectra.
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Origin of spectral

First recorded in 1710–20; from Latin spectr(um) (see specter) + -al1

OTHER WORDS FROM spectral

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use spectral in a sentence

British Dictionary definitions for spectral

spectral
/ (ˈspɛktrəl) /

adjective
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

Derived forms of spectral

spectrality (spɛkˈtrælɪtɪ) or spectralness, nounspectrally, adverb
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

Medical definitions for spectral

spectral
[ spĕktrəl ]

adj.
Of, relating to, or produced by a spectrum.

Other words from spectral

spec•trali•ty (-trălĭ-tē) null n.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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