truth-func·tion (tr th f ngk sh n)n. Logic A compound proposition, such as a conjunction or negation, whose truth-value is always determined by the truth-values of the components. |
truth-function
n Logic
1. (Philosophy / Logic) a function that determines the truth-value of a complex sentence solely in terms of the truth-values of the component sentences without reference to their meaning
2. (Philosophy / Logic) a complex sentence whose truth-value is so determined, such as a negation or conjunction
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