Last Updated
：2025/11/20
light spectrum
（ plural ）
（ plural ）
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(physics) The portion of the electromagnetic spectrum that is visible to humans. / (physics) an extension of the human-visible spectrum to include near-visible wavelengths, primarily near infrared.
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light spectrum
Researchers analyzed the light spectrum emitted by the distant star to determine its composition.
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Researchers analyzed the light spectrum emitted by the distant star to determine its composition.
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