1. Composed of one member, set, or kind
   "The singular focus of her research"
    
2. Grammatical number category referring to a single item or unit
   "In English, the singular form of 'child' is used for one, while 'children' is the plural"
    
3. The single one of its kind
   "a singular example";
   - unique, one-of-a-kind
    
4. Beyond or deviating from the usual or expected
   "singular behaviour";
   - curious, funny, odd, peculiar, queer, rum [Brit, informal], rummy [Brit, archaic, informal]
    
5. Unusual or striking
   "such poise is singular in one so young";
   - remarkable
    
6. (mathematics) of or relating to a singularity
   "A singular point on a curve"

1. The form of a word that is used to denote a singleton
   "'mouse' is the singular of 'mice'";
   - singular form

Derived forms: singulars

See also: extraordinary, oddball, single, strange, unusual

Type of: descriptor, form, signifier, word form

Antonym: plural

Encyclopedia: Singular