identical proposition

  1. a proposition in which the subject and predicate have the same meaning, as, “That which is mortal is not immortal.”

Origin of identical proposition

First recorded in 1635–45

Words Nearby identical proposition Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use identical proposition in a sentence

British Dictionary definitions for identical proposition

identical proposition

  1. logic a necessary truth, esp a categorial identity, such as whatever is triangular has three sides

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