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singleton

/ˈsɪŋ.ɡ(ə)l.tən/noun, adjective

singleton is spelled S-I-N-G-L-E-T-O-N: 9 letters and 3 syllables. It appears 1.4 times per million words in written English, the 23,835th most frequent word form (wordfreq, 2021 data). As a noun, singleton means “A playing card that is the only one of its suit in a hand, especially at bridge” (English Wiktionary, September 2026). The plural of singleton is singletons.

How many letters and syllables are in singleton?

Letters9: S-I-N-G-L-E-T-O-N
Syllables3 (from its American pronunciation)
In writing1.4 times per million words; the 23,835th 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 singleton?

Singleton appears 1.4 times per million words in written English, the 23,835th 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 singleton?

  • US /ˈsɪŋ.ɡ(ə)l.tən/

Singleton 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)-Naomi_Persephone_Amethyst_(NaomiAmethyst)-singleton.wav, LL-Q1860_(eng)-Wodencafe-singleton.wav, Wikimedia Commons (author and licence on each file's page).

Forms of singleton

  • singletons plural
  • more singleton comparative
  • most singleton superlative

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

What does singleton mean?

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

noun

  1. 1

    A playing card that is the only one of its suit in a hand, especially at bridge.

  2. 2

    A hand containing only one card of a certain suit.

  3. 3

    A single object, especially one of a group.

  4. 4

    A class that may not be instantiated more than once, i.e. that implements the singleton design pattern.

  5. 5

    A set with exactly one element.

  6. 6

    A child or animal that is born singly, not as a twin or other multiple birth.

    singleton preterm birth

  7. 7

    A person without a romantic partner.

  8. 8

    A person without a dissociative identity.

adjective

  1. 1

    Of a class offered only once within a school year.

    a singleton class

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

Singleton in Spanish, French, German and Portuguese

LanguageWords
Spanishsemifallo (playing card), individual (single object), singleton (sínguelton), instancia única (computing: class), conjunto unitario (math: set)
GermanSingleton (computing: class), einelementige Menge, Einermenge (math: set)
Portuguesesingleton (computing: class), conjunto unitário (math: set)
Frenchsingleton (math: set)

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 singleton come from?

From single + -ton, probably following the model of simpleton.

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

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