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from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Producible by a combination of wavelengths but not by any single wavelength.

from The Century Dictionary and Cyclopedia

  • Beyond the boundaries of the visible spectrum: said of lines or bands lying in the infra-red or ultra-violet regions.


extra- +‎ spectral (Wiktionary)


Sorry, no example sentences found.


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