singleton

See also: Singleton

English

Etymology

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

Pronunciation

• (General American, Received Pronunciation) IPA^(key): /ˈsɪŋ.ɡ(ə)l.tən/

• Audio (US):

  (file)

Noun

singleton (plural singletons)

1. (playing cards) A playing card that is the only one of its suit in a hand, especially at bridge.
2. (playing cards) A hand containing only one card of a certain suit.
3. A single object, especially one of a group.
4. (computing) A class that may not be instantiated more than once, i.e. that implements the singleton design pattern.
5. (mathematics) A set with exactly one element.
6. A child or animal that is born singly, not as a twin or other multiple birth.

   singleton preterm birth

   • 2015 October 23, “Periconception Maternal Folate Status and Human Embryonic Cerebellum Growth Trajectories: The Rotterdam Predict Study”, in PLOS ONE‎^[1], →DOI:

     Viable non-malformed singleton pregnancies were selected for cerebellar measurements; transcerebellar diameter, (TCD), left and right cerebellar diameters (LCD, RCD).

7. A person without a romantic partner.
   • 2022 August 14, “Lessons in love”, in The Sunday People‎^[2]:

     Millennials and Gen Zedders’ approach to romance can teach later-life singletons a thing or two about new relationships, according to dating agent Anna Williamson.

8. A person without a dissociative identity.
9. (phonetics) A single consonant, as opposed to a geminated consonant.

   singleton sonorants

10. (backgammon) Synonym of blot

Antonyms

• wedder

Derived terms

• nonsingleton
• singleton set

Translations

playing card

• Bulgarian: сек m (sek)
• Dutch: blote (nl) kaart (nl) f, singleton m
• Finnish: singeli
• Polish: singleton (pl) m
• Spanish: semifallo m

single object

• Dutch: enkeling (nl) m
• Finnish: ainokainen (fi)
• Russian: элеме́нт (ru) m (elemént)
• Spanish: individual (es) m
• Turkish: tek (tr)

computing: class

• Dutch: singleton n
• Finnish: ainokainen (fi), yksittäisolio, singleton (fi)
• German: Singleton n
• Japanese: シングルトン (shinguruton)
• Polish: singleton (pl) m
• Portuguese: singleton (pt) m
• Spanish: singleton m (sínguelton), instancia única f
• Turkish: tekil kalıp (tr)

math: set

• Dutch: singleton n, eenelementige verzameling (nl) f
• Finnish: yksiö (fi)
• French: singleton (fr) m
• German: einelementige Menge f, Einermenge (de) f
• Greek: μονοσύνολο n (monosýnolo)
• Icelandic: einstökungur m, einsstaksmengi n
• Italian: singoletto (it) m
• Portuguese: conjunto unitário m
• Spanish: conjunto unitario m

See also

• multiton

Dutch

Pronunciation

• IPA^(key): /ˈsɪŋɡəltɔn/, /ˈsɪŋəltɔn/

Noun

singleton m (plural singletons, diminutive singletonnetje n)

1. a singleton (lone playing card)

singleton n (plural singletons, diminutive singletonnetje n)

1. a singleton (design pattern, class, set)

French

Pronunciation

• Audio:

  (file)

Noun

singleton m (plural singletons)

1. card games singleton
2. mathematics singleton
3. computing singleton

Further reading

• “singleton”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.

Portuguese

Noun

singleton m (plural singletons)

1. (computing) singleton (class that may not be instantiated more than once)

Romanian

Etymology

Borrowed from English singleton.

Noun

singleton n (uncountable)

1. singleton

Declension

singular only	indefinite	definite
nominative-accusative	singleton	singletonul
genitive-dative	singleton	singletonului
vocative	singletonule

References

• singleton in Academia Română, Micul dicționar academic, ediția a II-a, Bucharest: Univers Enciclopedic, 2010. →ISBN