lactosérum
\lak.tɔ.se.ʁɔm\
The verdict
“lactosérum” is uncommon French (frequency #78,563 among 128,088 “L” headwords), classed as a noun. The kind of spelling people second-guess.
- #78,563
- frequency rank, French
- 128,088
- “L” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Coproduit de fromagerie, issu du lait par égouttage du coagulum.
| Property | Value |
|---|---|
| Headword | lactosérum |
| Language | French |
| Part of speech | Noun |
| IPA | \lak.tɔ.se.ʁɔm\ |
| Letters | 10 |
| Frequency rank | #78,563 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “lactosérum” sits in French frequency
Rare enough to double-check
lactosérum is uncommon French at frequency #78,563 among 128,088 “L” headwords, classed as anoun, transcribed \lak.tɔ.se.ʁɔm\. Rarity is why readers land here mid-draft. Gloss: "Coproduit de fromagerie, issu du lait par égouttage du coagulum.".
Our edit-distance generator produced no likely misspellings for lactosérum, a sign its spelling follows regular French conventions. This entry stands alone in our confusable dataset, since nothing in our dataset looks or sounds close enough to cause mix-ups.
Wiktionary doesn't record an etymology for this headword, so its spelling is easiest to reason about phoneme by phoneme, absent a documented history. The correct French form is lactosérum, spelled L-A-C-T-O-S-É-R-U-M.
Definition
- 1Coproduit de fromagerie, issu du lait par égouttage du coagulum.
Synonyms
Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 French corpus, MIT). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
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Using “lactosérum”
The practical upshot for anyone who landed here from a spell-check.
- The one correct French spelling is L-A-C-T-O-S-É-R-U-M - every other letter order is a misspelling in standard orthography.
- Say it as \lak.tɔ.se.ʁɔm\ (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
Other uncommon French words near this rank
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.