LCA
"lca" is a 3-letter English headword indexed on PlainSpell.
The verdict
“LCA” is uncommon English (frequency #54,898 among 2,297 “L” headwords), classed as a noun. The kind of spelling people second-guess.
- #54,898
- frequency rank, English
- 2,297
- “L” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Initialism of logic cell array.
Corpus desk
Index EN-lca · LCA · English
LCA · rank #54,898 · 0 variants · 0 confusables
- FREQ-RARE #54,898
- LEN-MID 3 letters
- VOW-1 1 vowel
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-MID 2,297
- PHOTO-FINISH lawman
Nearest frequency peer: lawman (-1 rank slots)
Read with this headword: Spelling guide for this pattern
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.
Long-tail ranks near “LCA”
Sparse band: bars invert rank so rarer forms read shorter
- lascivious
lascivious
45,108 corpus weight
- LASIK
LASIK
45,107 corpus weight
- lawman
lawman
45,104 corpus weight
- LCA
LCA
45,103 corpus weight
- lemony
lemony
45,100 corpus weight
- Letty
Letty
45,098 corpus weight
What this shows Long-tail view: where “LCA” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | LCA |
| Language | English |
| Part of speech | Noun |
| Letters | 3 |
| Frequency rank | #54,898 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “LCA” in English
Rare enough to double-check
LCA is uncommon English at frequency #54,898 among 2,297 “L” headwords, classed as anoun. Rarity is why readers land here mid-draft. 6 senses are on record.
LCA doesn't appear in our generated misspelling index, which points to an orthography that plays by predictable English rules. This entry stands alone in our confusable dataset, since no other headword is close enough in sound or shape to pair with it.
This entry carries no recorded etymology, so spelling patterns must be inferred from the word's phoneme-to-grapheme mapping rather than from a documented borrowing chain. The correct English form is LCA, spelled L-C-A.
Definition
- 1Initialism of logic cell array.
- 2Initialism of large commercial aircraft.
- 3Initialism of last common ancestor.
- 4Initialism of Leber's congenital amaurosis.
- 5Initialism of Leucocyte common antigen.
- 6Initialism of left coronary artery.
Recorded use
Wiktionary exampleThese source excerpts show how LCA appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
Against the backdrop of these global and local climatic changes, the LCA of African apes and humans split into a gorilline clade and Pan-Homo clade, and the latter split again into panin and hominin clades.
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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Similar English words by spelling shape
Same letter count and similar misspelling depth for "LCA", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 3 letters (nearest by frequency rank).