singleton

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

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.
7. A person without a romantic partner.

• wedder

• multiton

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

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).

singleton m (plural singletons)

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