retrovirus

[ret̪ɾoˈβ̞iɾus]

/[ret̪ɾoˈβ̞iɾus]/ noun

The verdict

“retrovirus” is uncommon Spanish (frequency #85,248 among 4,151 “R” headwords), classed as a noun. The kind of spelling people second-guess.

#85,248
frequency rank, Spanish
4,151
“R” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - (Retroviridae) Virus con genoma de ARN monocatenario de polaridad positiva y se replican de manera inusual a través de una forma intermedia de ADN bicatenario.

Corpus desk

Index ES-retrovirus · retrovirus · Spanish

retrovirus · rank #85,248 · 0 variants · 0 confusables

  • FREQ-RARE #85,248
  • LEN-MEGA 10 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 4,151
  • PHOTO-FINISH retomará

Nearest frequency peer: retomará (-1 rank slots)

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.

Rangos de cola larga cerca de “retrovirus”

Banda escasa: las barras invierten el rango para que lo raro se lea más corto

corpus weight

What this shows Vista de cola larga: dónde “retrovirus” se sitúa frente a rangos españoles igualmente raros.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for retrovirus
PropertyValue
Headwordretrovirus
LanguageSpanish
Part of speechNoun
IPA[ret̪ɾoˈβ̞iɾus]
Letters10
Frequency rank#85,248
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Cola larga: rango de “retrovirus” en español

De izquierda a derecha: las pocas palabras que cargan el habla diaria, luego la cola larga casi invisible.retroviruscae en esta cola de rareza:

#1#100#1K#10K#100K
← used constantlyrarely used →

Los ticks avanzan en logaritmo; cada uno es del orden de diez veces más raro. Vecinos raros de la misma franja: “retomará” (#85,247), “revirtiendo” (#85,249), “retahíla” (#85,246). Entre 4,151 lemas con “R”, “retrovirus” va en #85,248. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

retrovirus is uncommon Spanish at frequency #85,248 among 4,151 “R” headwords, classed as anoun, transcribed [ret̪ɾoˈβ̞iɾus]. Rarity is why readers land here mid-draft. Gloss: "(Retroviridae) Virus con genoma de ARN monocatenario de polaridad positiva y se replican de manera inusual a través de una forma intermedia de ADN bicatenario.".

retrovirus has no tracked misspelling variants, a sign its spelling follows regular Spanish conventions. Our confusable-pair dataset has no match for it, since no other headword is close enough in sound or shape to pair with it.

This headword's origin isn't recorded in our source data, so spelling patterns must be inferred from the word's phoneme-to-grapheme mapping rather than from a documented borrowing chain. The correct Spanish form is retrovirus, spelled R-E-T-R-O-V-I-R-U-S.

Definition

  1. 1
    (Retroviridae) Virus con genoma de ARN monocatenario de polaridad positiva y se replican de manera inusual a través de una forma intermedia de ADN bicatenario.

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 "retrovirus"?
"retrovirus" is spelled R-E-T-R-O-V-I-R-U-S. The IPA pronunciation is [ret̪ɾoˈβ̞iɾus].
What does "retrovirus" mean?
As a noun, "retrovirus" means: (Retroviridae) Virus con genoma de ARN monocatenario de polaridad positiva y se replican de manera inusual a través de una forma intermedia de ADN bicatenario.
How do you pronounce "retrovirus"?
The IPA (International Phonetic Alphabet) transcription for "retrovirus" is [ret̪ɾoˈβ̞iɾus]. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "retrovirus" come from?
"retrovirus" is a Spanish word. PlainSpell's reference spans five languages -- English, Spanish, Portuguese, French, and German -- with definitions, pronunciations, and spelling data for each.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Similar Spanish words by spelling shape

Same letter count and similar misspelling depth for "retrovirus", not the corpus desk frequency band.

Same letter count

Frequency-ranked Spanish headwords with 10 letters (nearest by frequency rank).

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list