square of opposition

noun phrase

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

Word History

First Known Use

1864, in the meaning defined above

Time Traveler
The first known use of square of opposition was in 1864

Dictionary Entries Near square of opposition

Cite this Entry

“Square of opposition.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/square%20of%20opposition. Accessed 22 Apr. 2024.

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