thorax

/ˈθɔɹæks/

//ˈθɔɹæks// noun

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

"thorax" is a 6-letter English headword indexed on PlainSpell.

The verdict

“thorax” has 9 generated spelling variants in the English index at frequency #33,880. The variants make it a useful spelling check.

#33,880
frequency rank, English
3,151
“T” headwords
9
tracked misspellings
8
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The region of the mammalian body between the neck and abdomen as well as the cavity containing the heart and lungs.

Corpus desk

Index EN-thorax · thorax · English

thorax · rank #33,880 · 9 variants · 8 confusables

  • FREQ-MID #33,880
  • LEN-LONG 6 letters
  • VOW-2 2 vowels
  • CONFUS-MID 8 pairs
  • VAR-MID 9 variants
  • BOOK-MID 3,151
  • PHOTO-FINISH thesaurus

Nearest frequency peer: thesaurus (-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.

Rank peers near misspelling magnet “thorax”

Same rarity band: useful when a typo lands on a peer headword

corpus weight

What this shows “thorax” sits among these FrequencyWords peers; misspelling depth is tracked separately in the edit-distance chart.

Source FrequencyWords open word-frequency list As of September 3, 2026

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

thorax vs tora
67% similar
thorax vs thorn
67% similar
thorax vs Torah
50% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for thorax
PropertyValue
Headwordthorax
LanguageEnglish
Part of speechNoun
IPA/ˈθɔɹæks/
Letters6
Frequency rank#33,880
Misspellings tracked9
Confusable pairs8
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “thorax”

This scale runs from the tiny cluster of words that carry ordinary speech (left) to the long tail of words almost nobody reaches for (right).thoraxlands here:

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

Scale is logarithmic (each tick is 10× rarer). Same rarity band neighbours include “thesaurus” (#33,879), “thrusters” (#33,881), “thane” (#33,878). Among 3,151 “T” headwords, “thorax” is #33,880. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 9 spelling variants around thorax (IPA /ˈθɔɹæks/), anoun. Corpus frequency is #33,880 among 3,151 “T” headwords. Wiktionary lists 2 senses, so context still picks the gloss.

Our generated misspelling index lists 9 likely wrong-spelling variants for thorax, with forms such as "htorax", "thhorax", and "thoarx". Each of these forms differs from the correct spelling by one small edit: a doubled letter, a dropped silent letter, or a substituted vowel. It also participates in 8 confusable-pair relationships, "tora", "thorn", "Torah", and more, where similar look or sound leads writers to substitute one word for another in context.

Etymologically, the entry records: From Latin thorax, from Ancient Greek θώραξ (thṓrax, “a breastplate, cuirass, corslet”). The correct English form is thorax, spelled T-H-O-R-A-X.

Definition

  1. 1
    The region of the mammalian body between the neck and abdomen as well as the cavity containing the heart and lungs.
  2. 2
    The middle of three distinct divisions in an insect, crustacean or arachnid body to which the legs are attached.

Recorded use

Wiktionary examples

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

  1. Holonyms: torso, trunk < body
  2. Meronym: chest

Etymology

From Latin thorax, from Ancient Greek θώραξ (thṓrax, “a breastplate, cuirass, corslet”).

This word in other languages

tórax(Español)thorax(Français)Thorax(Deutsch)tórax(Português)

Common misspellings

Also misspelled as:

  • htorax
  • thhorax
  • thoarx
  • thoraxx
  • thorrax
  • thorxa
  • throax
  • tohrax
  • tthorax

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of thorax - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.

htorax2thhorax1thoarx2thoraxx1thorrax1thorxa2throax2tohrax2
Edit distance from "thorax"

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

How do you spell "thorax"?
"thorax" is spelled T-H-O-R-A-X. The IPA pronunciation is /ˈθɔɹæks/.
What does "thorax" mean?
As a noun, "thorax" means: The region of the mammalian body between the neck and abdomen as well as the cavity containing the heart and lungs.
What words are commonly confused with "thorax"?
"thorax" is commonly confused with "tora", "thorn", "Torah". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "thorax"?
The IPA (International Phonetic Alphabet) transcription for "thorax" is /ˈθɔɹæks/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "thorax"?
From Latin thorax, from Ancient Greek θώραξ (thṓrax, “a breastplate, cuirass, corslet”). See the full etymology section above for more details.
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 English words by spelling shape

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

Same letter count

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

tartar#33,874strode#33,861unsold#33,899snowed#33,853

Similar misspelling depth

Headwords with a similar count of attested misspellings (9 here; floor ≥5).

tugging9 variantssonnets9 variantsshaven9 variantsalluvial9 variants

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

Source: FrequencyWords open word-frequency list