spectral
| 1. |
(adjective) of or relating to a spectrum; "spectral colors"; "spectral analysis" |
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| 2. |
(satellite adjective) like or being a phantom; "a ghostly face at the window"; "a phantasmal presence in the room"; "spectral emanations"; "spiritual tappings at a seance" |
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Synonyms: apparitional, ghostlike, ghostly, phantasmal, spiritual |
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