Standard Lemma guide

contraposition

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • /ˈkɒntɹəpəˈzɪʃən/
  • Southern-England: Recorded audio is listed in the source snapshot.

1

noun

Meaning 1

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

Definition source: English Wiktionary via Wiktextract

Usage: countable

Topics: human-sciences, logic, mathematics, philosophy, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

Opposition; contrast.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Examples

  • Near-synonym: juxtaposition

Meaning relationships

Synonyms: counterposition, juxtaposition

Antonyms: none provided

History

Etymology

From French contraposition.

Across languages

Translations

12 source translations are retained for this English entry.

  • Catalan: contraposició — logical statement
  • Czech: obměna — logical statement
  • Dutch: contrapositie — logical statement
  • Finnish: kontrapositio — logical statement
  • French: contraposition — logical statement
  • French: contraposée — logical statement
  • German: Kontraposition — logical statement
  • Italian: contrapposizione — logical statement
  • Polish: kontrapozycja — logical statement
  • Portuguese: contraposição — logical statement
  • Russian: контрапози́ция (kontrapozícija) — logical statement
  • Spanish: contraposición — logical statement