réductase

\ʁe.dyk.taz\

/\ʁe.dyk.taz\/ noun

The verdict

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

Unranked
below top-frequency French
9
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Enzyme qui diminue l'énergie d'activation d'une réaction d'oxydoréduction.

Corpus desk

Index FR-reductase · réductase · French

réductase · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 9 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "R" 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 réductase
PropertyValue
Headwordréductase
LanguageFrench
Part of speechNoun
IPA\ʁe.dyk.taz\
Letters9
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Longue queue: rang de « réductase » en français

réductasereste 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

réductase is uncommon French outside the top frequency list, classed as anoun, transcribed \ʁe.dyk.taz\. Rarity is why readers land here mid-draft. Gloss: "Enzyme qui diminue l'énergie d'activation d'une réaction d'oxydoréduction.".

réductase has no tracked misspelling variants, typically a sign the spelling maps closely to how the word sounds. It is not paired with a close-neighbour confusable in our dataset, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.

This headword's origin isn't recorded in our source data, 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 réductase, spelled R-É-D-U-C-T-A-S-E.

Definition

  1. 1
    Enzyme qui diminue l'énergie d'activation d'une réaction d'oxydoréduction.

Recorded use

Wiktionary example

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

  1. La déficience (récessive) peut toucher l’enzyme ou la réductase.

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 "réductase"?
"réductase" is spelled R-É-D-U-C-T-A-S-E. The IPA pronunciation is \ʁe.dyk.taz\.
What does "réductase" mean?
As a noun, "réductase" means: Enzyme qui diminue l'énergie d'activation d'une réaction d'oxydoréduction.
How do you pronounce "réductase"?
The IPA (International Phonetic Alphabet) transcription for "réductase" is \ʁe.dyk.taz\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "réductase" come from?
"réductase" 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