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truth table

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noun Logic, Mathematics, Computers.
  1. a table that gives the truth-values of a compound sentence formed from component sentences by means of logical connectives, as AND, NOT, or OR, for every possible combination of truth-values of the component sentences.
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Origin of truth table

First recorded in 1935–40
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for truth table

truth table

noun
  1. a table, used in logic, indicating the truth-value of a compound statement for every truth-value of its component propositions
  2. a similar table, used in transistor technology, to indicate the value of the output signal of a logic circuit for every value of input signal
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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