labrum
/ˈleɪ.bɹəm/
"labrum" is a 6-letter English headword indexed on PlainSpell.
The verdict
“labrum” is uncommon English (frequency #66,026 among 16,425 “L” headwords), classed as a noun. The kind of spelling people second-guess.
- #66,026
- frequency rank, English
- 16,425
- “L” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - The uppermost of the mouthparts (trophi) of a typical insect, such as a cockroach. Typically resembles an upper lip and forms part of the roof of the mouth in such insects.
| Property | Value |
|---|---|
| Headword | labrum |
| Language | English |
| Part of speech | Noun |
| IPA | /ˈleɪ.bɹəm/ |
| Letters | 6 |
| Frequency rank | #66,026 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “labrum” sits in English frequency
Rare enough to double-check
labrum is uncommon English at frequency #66,026 among 16,425 “L” headwords, classed as anoun, transcribed /ˈleɪ.bɹəm/. Rarity is why readers land here mid-draft. 3 senses are on record.
Zero misspellings are on record for labrum in our index, a sign its spelling follows regular English conventions. Our confusable-pair dataset has no match for it, since nothing in our dataset looks or sounds close enough to cause mix-ups.
Etymologically, the entry records: From Latin labrum (“lip”). The correct English form is labrum, spelled L-A-B-R-U-M.
Definition
- 1The uppermost of the mouthparts (trophi) of a typical insect, such as a cockroach. Typically resembles an upper lip and forms part of the roof of the mouth in such insects.
- 2Any of several lip-like projections.
- 3A large basin of warm water, with an overhanging lip, in a Roman bath.
Etymology
From Latin labrum (“lip”).
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); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
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Using “labrum”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is L-A-B-R-U-M - every other letter order is a misspelling in standard orthography.
- Say it as /ˈleɪ.bɹəm/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Browse more English words and confusable pairs in the same reference. English words
Other uncommon English 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.