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afterglow

noun

afterglow is spelled A-F-T-E-R-G-L-O-W: 9 letters and 3 syllables. It appears about once in every 2 million words in written English, the 44,767th most frequent word form (wordfreq, 2021 data). As a noun, afterglow means “The glow seen in the sky after sunset” (English Wiktionary, September 2026). The plural of afterglow is afterglows.

How many letters and syllables are in afterglow?

Letters9: A-F-T-E-R-G-L-O-W
Syllables3 (from its American pronunciation)
In writingabout once in every 2 million words; the 44,767th most frequent word form
Wrong spellings searchednone measured in search

Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation and the CMU Pronouncing Dictionary; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

How common is afterglow?

Afterglow appears about once in every 2 million words in written English, the 44,767th most frequent word form in the list.

Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

How do you pronounce afterglow?

  • US

Afterglow has 3 syllables (counted from its American pronunciation in the CMU Pronouncing Dictionary).

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Vininn126-afterglow.wav, Wikimedia Commons (author and licence on each file's page).

Words people confuse with afterglow

Also written: after-glow (one word or two).

Sources: English Wiktionary (homophones, alternative spellings).

Forms of afterglow

  • afterglows plural
  • after-glow

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

What does afterglow mean?

The meanings the English Wiktionary records, quoted as written there (source below).

noun

  1. 1

    The glow seen in the sky after sunset.

  2. 2

    The light emitted by an incandescent object while cooling.

  3. 3

    The light emitted by a phosphor after excitation.

  4. 4

    The mildly euphoric feeling experienced after a pleasurable experience, especially after an orgasm or drug-induced high.

  5. 5

    An afterparty.

    There's an afterglow with singing after the evening worship.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

Afterglow in Spanish, French, German and Portuguese

LanguageWords
Spanisharrebol, resplandor crepuscular (glow in the sky after sunset), sensación de bienestar (mildly euphoric feeling)

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.

Where does afterglow come from?

From after- + glow.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

What to look up after afterglow