cortex

/ˈkɔːtɛks/

//ˈkɔːtɛks// noun

By · According to Wiktionary data (CC BY-SA) ·

The verdict

“cortex” is uncommon Spanish (frequency #72,626 among 8,288 “C” headwords), classed as a noun. The kind of spelling people second-guess.

#72,626
frequency rank, Spanish
8,288
“C” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Corteza.

Corpus desk

Index ES-cortex · cortex · Spanish

cortex · rank #72,626 · 0 variants · 0 confusables

  • FREQ-RARE #72,626
  • LEN-LONG 6 letters
  • VOW-2 2 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-DENSE 8,288
  • PHOTO-FINISH coreógrafa

Nearest frequency peer: coreógrafa (-2 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 “cortex”

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

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for cortex
PropertyValue
Headwordcortex
LanguageSpanish
Part of speechNoun
IPA/ˈkɔːtɛks/
Letters6
Frequency rank#72,626
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Cola larga: rango de “cortex” en español

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

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

El eje es logarítmico: cada tick marca unas diez veces menos frecuencia. Vecinos raros de la misma franja: “coreógrafa” (#72,624), “cousin” (#72,629), “contradijo” (#72,622). Entre 8,288 lemas con “C”, “cortex” va en #72,626. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

cortex is uncommon Spanish at frequency #72,626 among 8,288 “C” headwords, classed as anoun, transcribed /ˈkɔːtɛks/. Rarity is why readers land here mid-draft. 2 senses are on record.

cortex doesn't appear in our generated misspelling index, typically a sign the spelling maps closely to how the word sounds. We don't track a confusable pairing for this entry, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

This entry carries no recorded etymology, leaving phoneme-to-grapheme mapping as the best guide to its spelling rather than a borrowing history. The correct Spanish form is cortex, spelled C-O-R-T-E-X.

Definition

  1. 1
    Corteza.
  2. 2
    Corteza cerebral.

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 "cortex"?
"cortex" is spelled C-O-R-T-E-X. The IPA pronunciation is /ˈkɔːtɛks/.
What does "cortex" mean?
As a noun, "cortex" means: Corteza.
How do you pronounce "cortex"?
The IPA (International Phonetic Alphabet) transcription for "cortex" is /ˈkɔːtɛks/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "cortex" come from?
"cortex" 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 "cortex", not the corpus desk frequency band.

Same letter count

Frequency-ranked Spanish headwords with 6 letters (nearest by frequency rank).

cousin#72,629crujía#72,635culazo#72,638coneja#72,612

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

Source: FrequencyWords open word-frequency list