a contrario

\a kɔ̃.tʁa.ʁjo\

/\a kɔ̃.tʁa.ʁjo\/ adv

The verdict

“a contrario” is uncommon French (outside the top frequency list), classed as an adverb. The kind of spelling people second-guess.

Unranked
below top-frequency French
11
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Variante, dans l'orthographe traditionnelle, de à contrario (orthographe rectifiée de 1990).

Corpus desk

Index FR-a-contrario · a contrario · French

a contrario · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 11 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "A" thin
  • PHOTO-UNK Peer pending

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 a contrario
PropertyValue
Headworda contrario
LanguageFrench
Part of speechAdverb
IPA\a kɔ̃.tʁa.ʁjo\
Letters11
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Longue queue: rang de « a contrario » en français

a contrarioreste hors des 100.000 mots français les plus fréquents, dans la longue queue du vocabulaire technique, archaïque ou rare, là où le doute d'orthographe frappe.

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

Rare enough to double-check

a contrario is uncommon French outside the top frequency list, classed as anadverb, transcribed \a kɔ̃.tʁa.ʁjo\. Rarity is why readers land here mid-draft. Gloss: "Variante, dans l'orthographe traditionnelle, de à contrario (orthographe rectifiée de 1990).".

Our edit-distance generator produced no likely misspellings for a contrario, a straightforward case of a spelling with little room for common typos. We don't track a confusable pairing for this entry, since its spelling is unusual enough that it doesn't cluster with a lookalike.

No explicit etymology string is stored for this entry, so any spelling logic here comes from how the word's sounds map to letters, not a documented origin story. The correct French form is a contrario, spelled A- -C-O-N-T-R-A-R-I-O.

Definition

  1. 1
    Variante, dans l'orthographe traditionnelle, de à contrario (orthographe rectifiée de 1990).

Recorded use

Wiktionary examples

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

  1. Mais à y regarder de plus près, et dans le cadre du système institutionnel suisse, on s’aperçoit que cet article affirme a contrario un certain nombre de principes très forts qui sont loin d’aller de soi.
  2. Les cure-dents de notre auberge en disaient autant sur le pays que l’entretien du réseau routier. A contrario, dans l’Ukraine socialiste des années 1980, les lampadaires cassés présageaient Tchernobyl.

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 "a contrario"?
"a contrario" is spelled A- -C-O-N-T-R-A-R-I-O. The IPA pronunciation is \a kɔ̃.tʁa.ʁjo\.
What does "a contrario" mean?
As an adverb, "a contrario" means: Variante, dans l'orthographe traditionnelle, de à contrario (orthographe rectifiée de 1990).
How do you pronounce "a contrario"?
The IPA (International Phonetic Alphabet) transcription for "a contrario" is \a kɔ̃.tʁa.ʁjo\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "a contrario" come from?
"a contrario" is a French word. PlainSpell covers definitions, pronunciations, and spelling data across English, Spanish, Portuguese, French, and German.
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