[ af-ter-gloh, ahf- ]
See synonyms for afterglow on
  1. the glow frequently seen in the sky after sunset; afterlight.

  2. a second or secondary glow, as in heated metal before it ceases to become incandescent.

  1. the pleasant remembrance of a past experience, glory, etc.: She basked in the afterglow of her stage triumph.

Origin of afterglow

First recorded in 1870–75; after + glow

Words Nearby afterglow Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use afterglow in a sentence

British Dictionary definitions for afterglow


/ (ˈɑːftəˌɡləʊ) /

  1. the glow left after a light has disappeared, such as that sometimes seen after sunset

  2. the glow of an incandescent metal after the source of heat has been removed

  1. physics luminescence persisting on the screen of a cathode-ray tube or in a gas-discharge tube after the power supply has been disconnected

  2. a trace, impression, etc, of past emotion, brilliance, etc

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012