fibrilación
[fiβ̞ɾilaˈsjõn]
The verdict
“fibrilación” is uncommon Spanish (frequency #55,601 among 18,759 “F” headwords), classed as a noun. The kind of spelling people second-guess.
- #55,601
- frequency rank, Spanish
- 18,759
- “F” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Proceso de formación de fibrilas.
| Property | Value |
|---|---|
| Headword | fibrilación |
| Language | Spanish |
| Part of speech | Noun |
| IPA | [fiβ̞ɾilaˈsjõn] |
| Letters | 11 |
| Frequency rank | #55,601 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “fibrilación” sits in Spanish frequency
Rare enough to double-check
fibrilación is uncommon Spanish at frequency #55,601 among 18,759 “F” headwords, classed as anoun, transcribed [fiβ̞ɾilaˈsjõn]. Rarity is why readers land here mid-draft. 4 senses are on record.
No generated misspelling entries exist for fibrilación in our index, a sign its spelling follows regular Spanish conventions. This entry stands alone in our confusable dataset, a sign it's visually distinctive enough not to be mixed up with another word.
No borrowing history is documented for this entry, so its spelling is best explained by sound-to-letter mapping rather than etymology. The correct Spanish form is fibrilación, spelled F-I-B-R-I-L-A-C-I-Ó-N.
Definition
- 1Proceso de formación de fibrilas.
- 2Temblor muscular.
- 3Ruptura de fibras de celulosa de la pulpa de madera para fabricación de papel.
- 4Contracciones arrítmicas de las fibrilas (musculares) del corazón. Pueden afectar a los atrios de los auriculares (fibrilación auricular o de los ventrículos (fibrilación ventricular).
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 Spanish corpus, MIT). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
How do you spell "fibrilación"?
What does "fibrilación" mean?
How do you pronounce "fibrilación"?
What language does "fibrilación" come from?
Is PlainSpell free to use?
Using “fibrilación”
The practical upshot for anyone who landed here from a spell-check.
- The one correct Spanish spelling is F-I-B-R-I-L-A-C-I-Ó-N - every other letter order is a misspelling in standard orthography.
- Say it as [fiβ̞ɾilaˈsjõn] (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Browse more Spanish words and confusable pairs in the same reference. Spanish words
Other uncommon Spanish 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.