singleton.
A playing card that is the only one of its suit in a hand, especially at bridge.
Meaning & usage
A playing card that is the only one of its suit in a hand, especially at bridge.
A hand containing only one card of a certain suit.
A single object, especially one of a group.
A class that may not be instantiated more than once, i.e. that implements the singleton design pattern.
A set with exactly one element.
A child or animal that is born singly, not as a twin or other multiple birth.
singleton preterm birth
A person without a romantic partner.
A person without a dissociative identity.
A single consonant, as opposed to a geminated consonant.
singleton sonorants
Synonym of blot.
A class offered only once within a school year.
Where this word comes from
From single + -ton, probably following the model of simpleton.
Of a class offered only once within a school year.
Where this word comes from
From single + -ton, probably following the model of simpleton.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.