cerebral cortex

noun

"cerebral-cortex" is a 14-letter English headword indexed on PlainSpell.

The verdict

“cerebral cortex” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.

Unranked
below top-frequency English
15
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The grey, folded, outermost layer of the cerebrum that is responsible for higher brain processes such as sensation, voluntary muscle movement, thought, reasoning, and memory.

Corpus desk

Index EN-cerebral-cortex · cerebral cortex · English

cerebral cortex · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 15 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "C" thin
  • PHOTO-UNK Peer pending

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.

Key facts for cerebral cortex
PropertyValue
Headwordcerebral cortex
LanguageEnglish
Part of speechNoun
Letters15
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “cerebral cortex” in English

cerebral cortexsits beyond the 100,000 most-frequent English words, in the long tail of technical, archaic, or otherwise rare vocabulary where spelling doubt tends to strike hardest.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

cerebral cortex is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "The grey, folded, outermost layer of the cerebrum that is responsible for higher brain processes such as sensation, voluntary muscle movement, thought, reasoning, and memory.".

The misspelling generator found no plausible variants for cerebral cortex, suggesting the orthography follows predictable English patterns. We don't track a confusable pairing for this entry, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Our source data has no etymology on file for this entry, so its spelling is easiest explained by how it's pronounced rather than where it came from. The correct English form is cerebral cortex, spelled C-E-R-E-B-R-A-L- -C-O-R-T-E-X.

Definition

  1. 1
    The grey, folded, outermost layer of the cerebrum that is responsible for higher brain processes such as sensation, voluntary muscle movement, thought, reasoning, and memory.

Recorded use

Wiktionary example

These source excerpts show how cerebral cortex appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. Similar studies of rats have employed four different intracranial resorbable, slow sustained release systems— […]. Such a slow-release device containing angiogenic factors could be placed on the pia mater covering the cerebral cortex and tested in persons with senile dementia in long term studies.

Synonyms

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). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "cerebral cortex"?
"cerebral cortex" is spelled C-E-R-E-B-R-A-L- -C-O-R-T-E-X.
What does "cerebral cortex" mean?
As a noun, "cerebral cortex" means: The grey, folded, outermost layer of the cerebrum that is responsible for higher brain processes such as sensation, voluntary muscle movement, thought, reasoning, and memory.
What language does "cerebral cortex" come from?
"cerebral cortex" is a English word. PlainSpell covers definitions, pronunciations, and spelling data across English, Spanish, Portuguese, French, and German.
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.

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

Source: FrequencyWords open word-frequency list