square of opposition

noun phrase

Definition of square of opposition

: a square figure on which may be demonstrated the logical relationships of contraries, contradictories, subcontraries, and subalterns and superalterns

First Known Use of square of opposition

1864, in the meaning defined above

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The first known use of square of opposition was in 1864

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Cite this Entry

“Square of opposition.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/square%20of%20opposition. Accessed 4 Aug. 2020.

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