contraposition love


from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. An opposite position; antithesis.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The statement of the form "if not Q then not P", given the statement "if P then Q".

from the GNU version of the Collaborative International Dictionary of English

  • n. A placing over against; opposite position.
  • n. A so-called immediate inference which consists in denying the original subject of the contradictory predicate; e. g.: Every S is P; therefore, no Not-P is S.

from The Century Dictionary and Cyclopedia

  • n. A placing over against; opposite position; in logic, the mode of inference which proceeds by transposing subject and predicate, antecedent and consequent, or premise and conclusion, with negation of the transposed parts.


Sorry, no etymologies found.


  • A second theme, which Ashworth says was the most usual thing to say, is also found in Buridan: additional inferences, such as contraposition, become valid when supplemented by an additional premise asserting that the terms in question are non-empty.

    The Traditional Square of Opposition

  • Supervaluationism requires rejection of inference rules such as contraposition, conditional proof and reductio ad absurdum (Williamson


  • As I had the occasion to clarify in the address to the Roman Curia of December 22, 2005, an interpretive current, appealing to a supposed "spirit of the Council", intended to establish a discontinuity and even a contraposition between the Church before and the Church after the Council, at times confusing the very objectively existing boundaries between the hierarchical ministry and the responsibility of the lay faithful in the Church.

    Archive 2009-05-01

  • Yes I know, the Mexicans hate us for what Spain did --I don't blame them--but I think the contraposition between the Spanish and Aztec culture must have created a fascinating period.

    Interview with Carmen Ferreiro-Esteban

  • Cardinal Ratzinger, as the prefect of the Congregation for the Doctrine of the Faith, highlighted that "in the Church there is no contrast and contraposition between the institutional dimension and the charismatic dimension, of which the movements are a significant expression," Cardinal Rylko recalled.

    Archive 2008-05-11

  • Father Cattaneo: Between institution and charism there cannot be contraposition -- as there is not between Christ and his Spirit -- but rather complementarity, the putting into action of which corresponds in a particular way to the diocesan bishop.

    Archive 2008-05-18

  • Verification is, or ought to be, more than the mere contraposition of viewpoints by opposing sources.

    It is our fault « BuzzMachine

  • When has Sarah Palin spoken out on a foreign policy issue in contraposition, in opposition to her party?

    CNN Transcript Sep 17, 2008

  • Turner's approach avoids the problem of contraposition by giving causal relations the form

    Logic and Artificial Intelligence

  • While these two types of explanatory activity do not exhaust the varieties of mathematical explanations which occur in practice, the contraposition between local and global captures well the major difference between the two major accounts of mathematical explanation available at the moment, those of Steiner and Kitcher.

    Explanation in Mathematics


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