singleton

Meanings

1. A playing card that is the only one of its suit in a hand, especially at bridge.
2. A hand containing only one card of a certain suit.
3. A single object, especially one of a group.
4. A class that may not be instantiated more than once, i.e. that implements the singleton design pattern.
5. 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.
8. A person without a dissociative identity.
9. A single consonant, as opposed to a geminated consonant.
10. Synonym of blot.
11. A class offered only once within a school year.

1. Of a class offered only once within a school year.

1. A placename:
2. A village and civil parish in Fylde borough, Lancashire, England (OS grid ref SD3838).
3. A suburb in Great Chart with Singleton parish, Ashford borough, Kent, England (OS grid ref TQ9841).
4. A village and civil parish in Chichester district, West Sussex, England (OS grid ref SU8713).
5. A town and local government area (Singleton Council) north-west of Newcastle, New South Wales, Australia.
6. An outer southern suburb of Perth, Western Australia.
7. A habitational surname from Old English.

Etymology

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