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PlainSpell

demo

/ˈdɛm.oʊ/noun, adjective, verb

demo is spelled D-E-M-O: 4 letters and 2 syllables. It appears 11 times per million words in written English, the 6,456th most frequent word form (wordfreq, 2021 data). As a noun, demo means “A demonstration or visual explanation” (English Wiktionary, September 2026). The plural of demo is demos.

How many letters and syllables are in demo?

Letters4: D-E-M-O
Syllables2 (from its American pronunciation)
In writing11 times per million words; the 6,456th most frequent word form
Wrong spellings searchednone measured in search
Rhymes with
Same letters

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); rhymes and same-letter words are computed by PlainSpell from its own word list.

How common is demo?

Demo appears 11 times per million words in written English, the 6,456th 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 demo?

  • UK /ˈdɛm.əʊ/
  • US /ˈdɛm.oʊ/

Demo has 2 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)-Vealhurl-demo.wav, Wikimedia Commons (author and licence on each file's page).

What rhymes with demo?

One word on PlainSpell end in the same sounds as demo from its last stressed vowel (/ɛmoʊ/):

Spelled with the same letters in another order: mode, dome.

Computed by PlainSpell from the pronunciations in the English Wiktionary (dump of September 2, 2026): a rhyme shares every sound from the last stressed vowel to the end; ordered by written frequency (wordfreq 3.1).

Forms of demo

  • demos plural, present, singular, he/she/it
  • demoing participle, present
  • demoed participle, past

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

What does demo mean?

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

noun

  1. 1

    informalA demonstration or visual explanation.

    The professor prepared a demo to help her class understand the topic.

  2. 2

    informalA recording of a song meant to demonstrate its overall sound for the purpose of getting it published or recorded more fully.

    After hearing the demo, the record label approved funding to record the song with a full band.

  3. 3

    informalAn example of a product used for demonstration and then sold at a discount.

  4. 4

    informalA march or gathering to make a political protest.

  5. 5

    informalAn edition of limited functionality to give the user an example of how the program works.

    The game's developers released a demo version to the public 3 months before the full release.

  6. 6

    informalA non-interactive audiovisual computer program developed by enthusiasts to demonstrate the capabilities of the machine. See demoscene.

  7. 7

    informalA democrat.

  8. 8

    informalA demographic group.

adjective

  1. 1

    designed to test consumers' interest in a retail item prior to purchasing.

verb

  1. 1

    informalTo record a demo version of (a song).

    The band demoed thirty songs. Their manager thought that ten of the songs would make a good record.

  2. 2

    informalTo demonstrate.

    We'll be demoing the new version of the software on Thursday.

  3. 3

    informalTo demolish (especially a house or fixture).

    This means we are going to demo the house to the dirt, or hopefully leave one wall standing.

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

Demo in Spanish, French, German and Portuguese

LanguageWords
Frenchdémo, démonstration (a brief demonstration or visual explanation), manif (a march or gathering to make a political protest), démo- (pertaining to people or society)
GermanDemonstration (a brief demonstration or visual explanation), demo- (pertaining to people or society)
Portuguesedemonstração (a brief demonstration or visual explanation), demo- (pertaining to people or society), demo (a short recording of a song etc for publicity)
Spanishmani (a march or gathering to make a political protest), demo- (pertaining to people or society)

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 demo come from?

Clipping of demonstration and various other words beginning with "demo-".

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

What to look up after demo