NSGrammaticalNumber.singular A single person or thing, as used for a grammatical number. Declarationcase singular See AlsoDetermining Grammatical NumberNSGrammaticalNumber.zeroNSGrammaticalNumber.pluralNSGrammaticalNumber.pluralTwoNSGrammaticalNumber.pluralFewNSGrammaticalNumber.pluralManyNSGrammaticalNumber.notSet