contrapositive definition

  • noun:
    • Logic A proposition derived by negating and permuting the regards to another, equivalent proposition; for instance, All not-Y is not-X may be the contrapositive of all of the X is Y.
    • the inverse of converse of certain idea
    • In logic, a contrapositive proposition.
  • others:
    • Of, with respect to, or made by contraposition: as, contrapositive propositions; contrapositive transformation.

Related Sources

  • Sentence for "contrapositive"
    • I'm leaving out some steps here…
    • View More
  • Cross Reference for "contrapositive"
66 votes

How would you define contrapositive?

All the definitions on AZdictionary were written by people just like you. Now's your chance to add your own!