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truth-function

[trooth-fuhngk-shuh n]
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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.
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Related formstruth-func·tion·al, adjectivetruth-func·tion·al·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words

truth-functiontruth-value

British Dictionary definitions for truth-function

truth-function

noun logic
  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
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012