n-ary may refer to:
- The arity of a function, operation, or relation
- n-ary associativity, a specific rule attached to n-ary functions
- n-ary group, a generalization of group
- n-ary associativity, a specific rule attached to n-ary functions
- The radix of a numerical representation system
- The number of letters in an alphabet (formal languages)
- An n-ary code
- An n-ary tree
See also
- n- (disambiguation)#Mathematics, science and technology
- Unary (disambiguation)
- Binary (disambiguation)
- Ternary (disambiguation)
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