noun
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philosophy logic an expression in which the replacement of a term by another with the same reference may change the truth-value of the whole. John believes that Cicero was a Roman is opaque, since even though Cicero and Tully are the same person John may know that the given statement is true but not that Tully was a Roman Compare transparent context See also intensional Electra paradox
"Collins English Dictionary — Complete & Unabridged"
2012 Digital Edition
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
