identical proposition

American  

noun

Logic.

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

---

identical proposition British  

noun

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

---

Etymology

Origin of identical proposition

First recorded in 1635–45

Example Sentences

See Examples For:

identical proposition

President Edwards himself has frequently reduced the fundamental doctrine of the Inquiry to an identical proposition.

From An Examination of President Edwards' Inquiry into the Freedom of the Will by Bledsoe, Albert Taylor

The saying this is almost like offering an identical proposition.

From How to Observe Morals and Manners by Martineau, Harriet

It is an identical proposition, which experience can neither shake nor confirm.

From An Examination of President Edwards' Inquiry into the Freedom of the Will by Bledsoe, Albert Taylor

But when Amelia puts her foot down, she puts her foot down—a fact which she is unnecessarily fond of emphasising in that identical proposition.

From An African Millionaire Episodes in the Life of the Illustrious Colonel Clay by Allen, Grant

But that the I which thinks, must be considered as in thought always a subject, and as a thing which cannot be a predicate to thought, is an apodeictic and identical proposition.

From The Critique of Pure Reason by Meiklejohn, John Miller Dow