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spectrumSPEC'TRUM, n. [L.] A visible form; an image of something seen, continuing after image of something seen, continuing after the eyes are closed, covered or turned away. This is called an ocular spectrum. |
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spectrumSPEC'TRUM, n. [L.] A visible form; an image of something seen, continuing after image of something seen, continuing after the eyes are closed, covered or turned away. This is called an ocular spectrum. |