spectral

From Longman Dictionary of Contemporary EnglishRelated topics: Physics spectralspec‧tral /ˈspektrəl/ adjective 1 literaryALFRIGHTENED relating to or like a spectre 2 technicalHP relating to or made by a spectrum Examples from the Corpusspectral• These are all simulated spectral and concentration data.• They are members of the V spectral class.• An elaborate system of spectral classes has been established by a persistent cadre of asteroid observers.• Ahead the red light glowed evilly and the spectral figures moved into its aura to become cardboard silhouettes.• Intelligences without bodies and beings without form are spectral ghosts guaranteed to mislead.• The use of many plots and their spectral interpretation is to be commended.• The holiday has to do with other worldliness, spectral phenomena, lonesome caped creatures rising across the moon.• It should also be remembered that the spectral reflectance curve of living vegetation will change continuously throughout the growing season.

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