midbrain
"midbrain" is a 8-letter English headword indexed on PlainSpell.
The verdict
“midbrain” is uncommon English (frequency #79,757 among 4,057 “M” headwords), classed as a noun. The kind of spelling people second-guess.
- #79,757
- frequency rank, English
- 4,057
- “M” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A part of the brain located rostral to the pons and caudal to the thalamus and the basal ganglia, composed of the tectum (dorsal portion) and the tegmentum (ventral portion).
Corpus desk
Index EN-midbrain · midbrain · English
midbrain · rank #79,757 · 0 variants · 0 confusables
- FREQ-RARE #79,757
- LEN-LONG 8 letters
- VOW-3 3 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-MID 4,057
- PHOTO-FINISH microvascular
Nearest frequency peer: microvascular (-1 rank slots)
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.
Long-tail ranks near “midbrain”
Sparse band: bars invert rank so rarer forms read shorter
- mercantilism
mercantilism
20,248 corpus weight
- meself
meself
20,247 corpus weight
- microvascul…
microvascular
20,245 corpus weight
- midbrain
midbrain
20,244 corpus weight
- milliliter
milliliter
20,241 corpus weight
- Millward
Millward
20,240 corpus weight
What this shows Long-tail view: where “midbrain” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | midbrain |
| Language | English |
| Part of speech | Noun |
| Letters | 8 |
| Frequency rank | #79,757 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “midbrain” in English
Rare enough to double-check
midbrain is uncommon English at frequency #79,757 among 4,057 “M” headwords, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "A part of the brain located rostral to the pons and caudal to the thalamus and the basal ganglia, composed of the tectum (dorsal portion) and the tegmentum (ventral portion).".
midbrain doesn't appear in our generated misspelling index, a sign its spelling follows regular English conventions. Our confusable-pair dataset has no match for it, since its spelling is unusual enough that it doesn't cluster with a lookalike.
Etymologically, the entry records: From mid- + brain. The correct English form is midbrain, spelled M-I-D-B-R-A-I-N.
Definition
- 1A part of the brain located rostral to the pons and caudal to the thalamus and the basal ganglia, composed of the tectum (dorsal portion) and the tegmentum (ventral portion).
Recorded use
Wiktionary exampleThese source excerpts show how midbrain appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
When the instinctive and subconscious world of the snake is confronted in initiation, the vital force of the snake rises and floods the second brain, the midbrain, the limbic ring.
Etymology
From mid- + brain.
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); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "midbrain", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 8 letters (nearest by frequency rank).