contrapositive


con·tra·pos·i·tive

noun \-ˈpä-zə-tiv, -ˈpäz-tiv\

Definition of CONTRAPOSITIVE

:  a proposition or theorem formed by contradicting both the subject and predicate or both the hypothesis and conclusion of a given proposition or theorem and interchanging them <“if not-B then not-A ” is the contrapositive of “if A then B ”>

First Known Use of CONTRAPOSITIVE

1870

Rhymes with CONTRAPOSITIVE

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