arginina

[aɾxiˈnina]

/[aɾxiˈnina]/ noun

The verdict

“arginina” is uncommon Spanish (frequency #85,476 among 7,704 “A” headwords), classed as a noun. The kind of spelling people second-guess.

#85,476
frequency rank, Spanish
7,704
“A” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Un aminoácido condicionalmente esencial que forma parte de la composición de las proteínas.

Corpus desk

Index ES-arginina · arginina · Spanish

arginina · rank #85,476 · 0 variants · 0 confusables

  • FREQ-RARE #85,476
  • LEN-LONG 8 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-DENSE 7,704
  • PHOTO-FINISH ard

Nearest frequency peer: ard (-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 “arginina”

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 “arginina” se sitúa frente a rangos españoles igualmente raros.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for arginina
PropertyValue
Headwordarginina
LanguageSpanish
Part of speechNoun
IPA[aɾxiˈnina]
Letters8
Frequency rank#85,476
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Cola larga: rango de “arginina” en español

Esta escala corre desde el núcleo del español cotidiano (izquierda) hasta el rastro de formas rara vez usadas (derecha).argininacae en esta cola de rareza:

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

La escala es logarítmica (cada marca ≈ 10× más rara). Vecinos raros de la misma franja: “ard” (#85,475), “arpegios” (#85,477), “arcilloso” (#85,474). Entre 7,704 lemas con “A”, “arginina” va en #85,476. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

arginina is uncommon Spanish at frequency #85,476 among 7,704 “A” headwords, classed as anoun, transcribed [aɾxiˈnina]. Rarity is why readers land here mid-draft. Gloss: "Un aminoácido condicionalmente esencial que forma parte de la composición de las proteínas.".

No generated misspelling entries exist for arginina in our index, 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.

No borrowing history is documented for this entry, so its spelling is best read as a straightforward mapping from sound to letter. The correct Spanish form is arginina, spelled A-R-G-I-N-I-N-A.

Definition

  1. 1
    Un aminoácido condicionalmente esencial que forma parte de la composición de las proteínas.

Synonyms

ácido 2-amino-5-(diaminometilidenoamino) pentanoico

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 "arginina"?
"arginina" is spelled A-R-G-I-N-I-N-A. The IPA pronunciation is [aɾxiˈnina].
What does "arginina" mean?
As a noun, "arginina" means: Un aminoácido condicionalmente esencial que forma parte de la composición de las proteínas.
How do you pronounce "arginina"?
The IPA (International Phonetic Alphabet) transcription for "arginina" is [aɾxiˈnina]. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "arginina" come from?
"arginina" is a Spanish word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
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 "arginina", not the corpus desk frequency band.

Same letter count

Frequency-ranked Spanish headwords with 8 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list