contrapositive
noun
contrapositive is spelled C-O-N-T-R-A-P-O-S-I-T-I-V-E: 14 letters. It appears about once in every 34 million words in written English, the 178,202nd most frequent word form (wordfreq, 2021 data). As a noun, contrapositive means “The inverse of the converse of a given logical implication” (English Wiktionary, September 2026). The plural of contrapositive is contrapositives.
How many letters and syllables are in contrapositive?
| Letters | 14: C-O-N-T-R-A-P-O-S-I-T-I-V-E |
|---|---|
| In writing | about once in every 34 million words; the 178,202nd most frequent word form |
| Wrong spellings searched | none measured in search |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How common is contrapositive?
Contrapositive appears about once in every 34 million words in written English, the 178,202nd most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
Forms of contrapositive
- contrapositives plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does contrapositive mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
The inverse of the converse of a given logical implication.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Contrapositive in Spanish, French, German and Portuguese
In the sense the inverse of the converse of a given proposition:
| Language | Words |
|---|---|
| German | Kontraposition |
| Spanish | contraposición |
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.