truth-function

[ trooth-fuhngk-shuhn ]

noun

, Logic.

1. a statement so constructed from other statements that its truth-value depends on the truth-values of the other statements rather than on their meanings.

truth-function

noun

1. 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. a complex sentence whose truth-value is so determined, such as a negation or conjunction

Other Words From

• truth-function·al adjective
• truth-function·al·ly adverb

Example Sentences

NOTE.—The reader will easily see how much of the account of the truth-function developed later in Pragmatism was already explicit in this earlier article, and how much came to be defined later.

From Project Gutenberg