material implication

American  

noun

Logic.

1. equivalence.

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material implication British  

noun

1. the truth-functional connective that forms a compound sentence from two given sentences and assigns the value false to it only when its antecedent is true and its consequent false, without consideration of relevance; loosely corresponds to the English if … then

2. a compound sentence formed with this connective

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Etymology

Origin of material implication

First recorded in 1900–05

Example Sentences

Others have turned themselves into eager helpmates, booking their spouses’ massages and mastering complicated cooking techniques.

From New York Times • Dec. 7, 2013