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absorption spectrum


from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. The electromagnetic spectrum, broken by a specific pattern of dark lines or bands, observed when radiation traverses a particular absorbing medium. The absorption pattern is unique and can be used to identify the material.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The characteristic pattern of dark lines or bands that occurs when electromagnetic radiation is passed through an absorbing medium into a spectroscope.

from the GNU version of the Collaborative International Dictionary of English

  • n. the spectrum of light which has passed through a medium capable of absorbing a portion of the rays. It is characterized by dark spaces, bands, or lines.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. the spectrum of electromagnetic radiation that has passed through a medium that absorbed radiation of certain wavelengths


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