| Subject | German | English |
| comp. | unäre Operation | single-operand operation |
| comp. | unäre Operation | unary operation |
| IT | unäre Relation | unary relation |
| comp. | unäre Verknüpfung | single-operand operation |
| comp. | unäre Verknüpfung | unary operation |
| comp., MS | unärer Operator | unary operator (An operator that takes only one operand, for example, the increment (++) operator) |