Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun The atmospheric glow that remains for a short time after sunset.
  • noun The light emitted after removal of a source of energy, especially.
  • noun The glow of an incandescent metal as it cools.
  • noun The emission of light from a phosphor after removal of excitation.
  • noun The comfortable feeling following a pleasant experience.
  • noun A lingering impression of past glory or success.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun the glow seen in the sky after sunset
  • noun the light emitted by an incandescent object while cooling
  • noun the light emitted by a phosphor after excitation
  • noun sex, drugs the mildly euphoric feeling experienced after a pleasurable experience, especially after an orgasm or drug-induced high.
  • noun an afterparty

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

From after- +‎ glow

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Examples

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  • There is a sense of afterglow following an epiphany.

    December 31, 2014