contraposition

/ˈkɒntɹəpəˈzɪʃən/

//ˈkɒntɹəpəˈzɪʃən// noun

"contraposition" is a 14-letter English headword indexed on PlainSpell.

The verdict

“contraposition” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.

Unranked
below top-frequency English
14
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The statement of the form "if not Q then not P", given the statement "if P then Q".

Corpus desk

Index EN-contraposition · contraposition · English

contraposition · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 14 letters
  • VOW-6 6 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "C" thin
  • PHOTO-UNK Peer pending

Read with this headword: Spelling guide for this pattern

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Key facts for contraposition
PropertyValue
Headwordcontraposition
LanguageEnglish
Part of speechNoun
IPA/ˈkɒntɹəpəˈzɪʃən/
Letters14
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “contraposition” in English

contrapositionranks outside the top 100,000 English headwords, in the long tail of specialist, archaic, or seldom-used vocabulary, exactly the territory where a reader stops mid-sentence to double-check spelling.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

contraposition is uncommon English outside the top frequency list, classed as anoun, transcribed /ˈkɒntɹəpəˈzɪʃən/. Rarity is why readers land here mid-draft. 2 senses are on record.

Zero misspellings are on record for contraposition in our index, a straightforward case of a spelling with little room for common typos. It is not paired with a close-neighbour confusable in our dataset, which typically means the spelling is too distinctive to be mistaken for another word.

Etymologically, the entry records: From French contraposition. The correct English form is contraposition, spelled C-O-N-T-R-A-P-O-S-I-T-I-O-N.

Definition

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

Recorded use

Wiktionary example

These source excerpts show how contraposition appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. 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.

Etymology

From French contraposition.

This word in other languages

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "contraposition"?
"contraposition" is spelled C-O-N-T-R-A-P-O-S-I-T-I-O-N. The IPA pronunciation is /ˈkɒntɹəpəˈzɪʃən/.
What does "contraposition" mean?
As a noun, "contraposition" means: The statement of the form "if not Q then not P", given the statement "if P then Q".
How do you pronounce "contraposition"?
The IPA (International Phonetic Alphabet) transcription for "contraposition" is /ˈkɒntɹəpəˈzɪʃən/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "contraposition"?
From French contraposition. See the full etymology section above for more details.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list