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law of contradiction

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Definition of law of contradiction

: a principle in logic: a thing cannot at the same time both be and not be of a specified kind (as a table and not a table) or in a specified manner (as red or not red)

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“Law of contradiction.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/law%20of%20contradiction. Accessed 10 December 2019.

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