Singleton vs Doubleton - What's the difference?
singleton | doubleton | coordinate terms |
(playing cards) A playing card that is the only one of its suit in a hand, especially at bridge.
A single object, especially one of a group.
(computing) A class that may not be instantiated more than once, i.e. that implements the singleton design pattern.
(mathematics) A set with exactly one element.
A child or animal that is born singly, not as a twin or other multiple birth.
(neologism) A person without a romantic partner.
(mathematics, rare) A set containing precisely two elements.
(bridge) A pair of cards of the same suit, which are the only cards of that suit in a player's hand
* {{quote-news, 2009, January 8, Phillip Alder, Part 1 of an Experiment, Ending in a Trump Coup, New York Times
, passage=If she had had the doubleton ace of diamonds and a low club, she would have made a four-club splinter bid, showing four-card spade support, the values for game and a singleton or void in clubs. }}
Doubleton is a coordinate term of singleton.
As nouns the difference between singleton and doubleton
is that singleton is a playing card that is the only one of its suit in a hand, especially at bridge while doubleton is a set containing precisely two elements.singleton
English
(wikipedia singleton)Noun
(en noun)See also
* multiton ----doubleton
English
Noun
(en noun)citation