exoskeleton

noun

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

"exoskeleton" is a 11-letter English headword indexed on PlainSpell.

The verdict

“exoskeleton” has 16 generated spelling variants in the English index at frequency #44,767. The variants make it a useful spelling check.

#44,767
frequency rank, English
18,836
“E” headwords
16
tracked misspellings

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A hard outer structure that provides both structure and protection to creatures such as insects and Crustacea.

Key facts for exoskeleton
PropertyValue
Headwordexoskeleton
LanguageEnglish
Part of speechNoun
Letters11
Frequency rank#44,767
Misspellings tracked16
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “exoskeleton” sits in English frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right). exoskeleton lands here:

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

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 16 spelling variants around exoskeleton, anoun. Corpus frequency is #44,767 among 18,836 “E” headwords. Wiktionary lists 2 senses, so context still picks the gloss.

Our generated misspelling index lists 16 likely wrong-spelling variants for exoskeleton, with forms such as "eoxskeleton", "exokseleton", and "exosekleton". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. Our dataset records no confusable match here, since nothing in our dataset looks or sounds close enough to cause mix-ups.

Etymologically, the entry records: From exo- + skeleton. The correct English form is exoskeleton, spelled E-X-O-S-K-E-L-E-T-O-N.

Definition

  1. 1
    A hard outer structure that provides both structure and protection to creatures such as insects and Crustacea.
  2. 2
    A wearable robotic machine used for aided or augmented mobility.

Etymology

From exo- + skeleton.

Antonyms

endoskeleton

This word in other languages

exoesqueleto(Español)exosquelette(Français)Exoskelett(Deutsch)

Common misspellings

Also misspelled as:

  • eoxskeleton
  • exokseleton
  • exosekleton
  • exoskeelton
  • exoskeleotn
  • exoskeletno
  • exoskeletonn
  • exoskeletton
  • exoskelleton
  • exoskelteon
  • exoskkeleton
  • exoskleeton
  • exosskeleton
  • exsokeleton
  • exxoskeleton
  • xeoskeleton

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of exoskeleton - counted as single-character edits (an insertion, a deletion, or a substituted letter). The larger the bar, the easier the typo is to spot; one-edit slips are the ones that sneak past readers.

eoxskeleton2exokseleton2exosekleton2exoskeelton2exoskeleotn2exoskeletno2exoskeletonn1exoskeletton1
Edit distance from "exoskeleton"

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 "exoskeleton"?
"exoskeleton" is spelled E-X-O-S-K-E-L-E-T-O-N.
What does "exoskeleton" mean?
As a noun, "exoskeleton" means: A hard outer structure that provides both structure and protection to creatures such as insects and Crustacea.
What are common misspellings of "exoskeleton"?
Common misspellings include "eoxskeleton", "exokseleton", "exosekleton", "exoskeelton", "exoskeleotn". The correct spelling is "exoskeleton".
What is the origin of the word "exoskeleton"?
From exo- + skeleton. 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.

Using “exoskeleton”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is E-X-O-S-K-E-L-E-T-O-N - every other letter order is a misspelling in standard orthography.
  • Browse more English words and confusable pairs in the same reference. English words

Same frequency band

Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

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

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list