contraposition

English

Etymology

From French contraposition.

Pronunciation

• IPA^(key): /ˈkɒntɹəpəˈzɪʃən/

• Audio (Southern England):

  (file)

Noun

contraposition (countable and uncountable, plural contrapositions)

1. (countable, logic) The statement of the form "if not Q then not P", given the statement "if P then Q".
2. Opposition; contrast.

   Synonym: counterposition

   Coordinate term: imposition

   Near-synonym: juxtaposition

   • 2012, Erwin W. Straus, Maurice Natanson, Henri Ey, Psychiatry and Philosophy, page 76:

     The expression “Allon” indicates the unique character of this relationship: that of being together in contraposition. I belong to the Allon, and yet detach myself from it.

Related terms

• contrapose
• contrapositive
• contrapposto
• counterpose

Translations

logical statement

• Catalan: contraposició f
• Czech: obměna f
• Dutch: contrapositie (nl) f
• Finnish: kontrapositio
• French: contraposition (fr) f, contraposée (fr) f
• German: Kontraposition f
• Italian: contrapposizione (it) f
• Polish: kontrapozycja f
• Portuguese: contraposição (pt) f
• Russian: контрапози́ция f (kontrapozícija)
• Spanish: contraposición (es) f

See also

• implication

References

• “contraposition”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.

French

Etymology

From Latin contrapositio.

Pronunciation

• IPA^(key): /kɔ̃.tʁa.po.zi.sjɔ̃/

• Audio (France (Toulouse)):

  (file)

• Audio (France (Lyon)):

  (file)

Noun

contraposition f (plural contrapositions)

1. (logic) contraposition