binary

Being in one of two mutually exclusive states.

(logic) Concerning logic whose subject matter concerns binary states.

(arithmetic, computing) Concerning numbers and calculations using the binary number system.

Having two equally important parts; related to something with two parts.

(mathematics, programming, computer engineering) Of an operation, function, procedure, or logic gate, taking exactly two operands, arguments, parameters, or inputs; having domain of dimension 2.

(computing) Of data, consisting coded values (e.g. machine code) not interpretable as plain or ASCII text (e.g. source code).

(comparable) Focusing on two mutually exclusive conditions.