double turnstile

Hello, you have come here looking for the meaning of the word double turnstile. In DICTIOUS you will not only get to know all the dictionary meanings for the word double turnstile, but we will also tell you about its etymology, its characteristics and you will know how to say double turnstile in singular and plural. Everything you need to know about the word double turnstile you have here. The definition of the word double turnstile will help you to be more precise and correct when speaking or writing your texts. Knowing the definition ofdouble turnstile, as well as those of other words, enriches your vocabulary and provides you with more and better linguistic resources.

English

Noun

English Wikipedia has an article on:
Wikipedia

double turnstile (plural double turnstiles)

  1. (logic, model theory) The symbol used to denote semantic consequence, or the symbol used to denote the fact that the model to the left of it satisfies the set of sentences to its right.