lactase
\lak.taz\
The verdict
“lactase” is uncommon French (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.
- Unranked
- below top-frequency French
- 7
- letters
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Enzyme hydrolysant le lactose en glucose et galactose.
Corpus desk
Index FR-lactase · lactase · French
lactase · unranked · 0 variants · 0 confusables
- FREQ-UNRANKED Unranked
- LEN-LONG 7 letters
- VOW-3 3 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-THIN "L" 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.
| Property | Value |
|---|---|
| Headword | lactase |
| Language | French |
| Part of speech | Noun |
| IPA | \lak.taz\ |
| Letters | 7 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Longue queue: rang de « lactase » en français
Rare enough to double-check
lactase is uncommon French outside the top frequency list, classed as anoun, transcribed \lak.taz\. Rarity is why readers land here mid-draft. Gloss: "Enzyme hydrolysant le lactose en glucose et galactose.".
No misspelling variants are generated for lactase in our index, which points to an orthography that plays by predictable French rules. We don't track a confusable pairing for this entry, a sign it's visually distinctive enough not to be mixed up with another word.
This entry's etymology isn't recorded, leaving phoneme-to-grapheme mapping as the best guide to its spelling rather than a borrowing history. The correct French form is lactase, spelled L-A-C-T-A-S-E.
Definition
- 1Enzyme hydrolysant le lactose en glucose et galactose.
Recorded use
Wiktionary exampleThese source excerpts show how lactase appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
L’intolérance au lait est liée à une diminution de l’activité de la lactase, l’enzyme qui permet de digérer le sucre du lait (le lactose).
Synonyms
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.