coenzyme

\ko.ɑ̃.zim\

/\ko.ɑ̃.zim\/ noun

The verdict

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

Unranked
below top-frequency French
8
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Structure active non protéique participant au mécanisme réactionnel catalysé par une enzyme, soit comme molécule attachée de façon covalente appelée groupement prosthétique (e.g. phosphate de pyrid...

Key facts for coenzyme
PropertyValue
Headwordcoenzyme
LanguageFrench
Part of speechNoun
IPA\ko.ɑ̃.zim\
Letters8
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “coenzyme” sits in French frequency

coenzyme falls outside the top-100,000 ranked French words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

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

Rare enough to double-check

coenzyme is uncommon French outside the top frequency list, classed as anoun, transcribed \ko.ɑ̃.zim\. Rarity is why readers land here mid-draft. Gloss: "Structure active non protéique participant au mécanisme réactionnel catalysé par une enzyme, soit comme molécule attachée de façon covalente appelée groupement prosthétique (e.g. phosphate de pyrid...".

No generated misspelling entries exist for coenzyme in our index, and the word's spelling is regular enough that our generator found nothing worth flagging. Our confusable-pair dataset has no match for it, which tends to mean the word is visually distinctive enough to stand on its own.

No explicit etymology string is stored for this entry, so its spelling pattern is best understood through pronunciation rather than a traceable origin. The correct French form is coenzyme, spelled C-O-E-N-Z-Y-M-E.

Definition

  1. 1
    Structure active non protéique participant au mécanisme réactionnel catalysé par une enzyme, soit comme molécule attachée de façon covalente appelée groupement prosthétique (e.g. phosphate de pyridoxal), soit comme cofacteur lié par interactions dites faibles (de type électrostatique ou de van der Waals) et agissant comme co-catalyseur ou comme donneur d'une structure qui sera transférée au substrat au cours de la réaction (e.g. succinyl-CoA).

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 "coenzyme"?
"coenzyme" is spelled C-O-E-N-Z-Y-M-E. The IPA pronunciation is \ko.ɑ̃.zim\.
What does "coenzyme" mean?
As a noun, "coenzyme" means: Structure active non protéique participant au mécanisme réactionnel catalysé par une enzyme, soit comme molécule attachée de façon covalente appelée groupement prosthétique (e.g. phosphate de pyrid...
How do you pronounce "coenzyme"?
The IPA (International Phonetic Alphabet) transcription for "coenzyme" is \ko.ɑ̃.zim\. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "coenzyme" come from?
"coenzyme" is a French word. PlainSpell's reference spans five languages -- English, Spanish, Portuguese, French, and German -- with definitions, pronunciations, and spelling data for each.
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.

Using “coenzyme”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct French spelling is C-O-E-N-Z-Y-M-E - every other letter order is a misspelling in standard orthography.
  • Say it as \ko.ɑ̃.zim\ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Browse more French words and confusable pairs in the same reference. French words
Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

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

Source: FrequencyWords open word-frequency list