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Definition of "fluorescence" []

  • The emission of electromagnetic radiation, especially of visible light, stimulated in a substance by the absorption of incident radiation and persisting only as long as the stimulating radiation is continued. (noun)
  • The property of emitting such radiation. (noun)
  • The radiation so emitted. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "fluorescence" in a sentence
  • "In this assay, red blood cells (RBCs) are incubated with a dye, EMA, and the fluorescence is measured in comparison to a control."
  • "Additionally, she offered her expertise in fluorescence and lighting measurements in order to improve the method and distinguish between alpha and H-particles, an essential issue in the Cambridge-Vienna controversy."
  • "This effect is likely due to selective photobleaching of the red chromophores in DsRed, resulting in observable fluorescence from the green state."