truthvalue

2. In logic and mathematics, one of the two possible values, true or false, assigned to a proposition.

In classical logic, every proposition has exactly one truth value.

3. In computing, a data value that can be either true or false, often used in conditions.

The program checks the truth value of the variable before running the loop.

4. The quality of being in accordance with fact or reality, considered as a measurable property.

Philosophers debated the truth value of moral statements.