singleton

IPA: sˈɪŋgʌɫtʌn

(playing cards) A playing card that is the only one of its suit in a hand, especially at bridge.
(playing cards) A hand containing only one card of a certain suit.
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.
A person without a romantic partner.
A person without a dissociative identity.
(phonetics) A single consonant, as opposed to a geminated consonant.
(uncountable) A placename:
A village and civil parish in Fylde borough, Lancashire, England (OS grid ref SD3838).
A suburb in Great Chart with Singleton parish, Ashford borough, Kent, England (OS grid ref TQ9841).
A village and civil parish in Chichester district, West Sussex, England (OS grid ref SU8713).
A town north-west of Newcastle, New South Wales, Australia.
An outer southern suburb of Perth, Western Australia.
A habitational surname from Old English.

Examples of "singleton" in Sentences

The most important rule in this design pattern is that a singleton class can only have one instance
The singleton pattern ensures that a class has only one instance and provides a global point of access to that instance
When dealing with resources such as a database connection, it is common to use a singleton object to manage the connection
In programming, a singleton is a class that allows only one instance of itself to be created and provides a way to access that instance
The singleton design pattern is often used in scenarios where there should be only one instance of a class throughout the application