pneumatic
/n(j)uːˈmæ.tɪk/
"pneumatic" is a 9-letter English headword indexed on PlainSpell.
The verdict
“pneumatic” is a moderately-common English word, ranked #25,174 in English word frequency and used as an adjective.
- #25,174
- frequency rank, English
- 9
- letters
- 13
- tracked misspellings
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Of, relating to, or resembling air or other gases
| Property | Value |
|---|---|
| Headword | pneumatic |
| Language | English |
| Part of speech | Adjective |
| IPA | /n(j)uːˈmæ.tɪk/ |
| Letters | 9 |
| Frequency rank | #25,174 |
| Misspellings tracked | 13 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “pneumatic” sits in English frequency
Spelling & Dictionary Insight
The English entry for pneumatic is 9 letters long, classified as an adjective, and transcribed in the International Phonetic Alphabet as /n(j)uːˈmæ.tɪk/. Corpus data places it at rank #25,174 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. Wiktionary records 6 distinct senses for this headword, so context determines which meaning a reader should apply.
Our generated misspelling index lists 13 likely wrong-spelling variants for pneumatic, with forms such as "npeumatic", "penumatic", and "pnemuatic". 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 is not paired with a close-neighbour confusable in our dataset, since no other headword is close enough in sound or shape to pair with it.
Etymologically, the entry records: From Latin pneumaticus, from Ancient Greek πνευματικός (pneumatikós, “relating to wind or air”), from πνεῦμα (pneûma, “wind, air, breath, spirit”), from πνέω (pnéō, “I blow, breath”). The correct English form is pneumatic, spelled P-N-E-U-M-A-T-I-C.
Definition
- 1Of, relating to, or resembling air or other gases
- 2Of or relating to pneumatics
- 3Powered by, or filled with, compressed air
- 4Having cavities filled with air
- 5Spiritual; of or relating to the pneuma
- 6well-rounded; full-breasted; bouncy
Etymology
From Latin pneumaticus, from Ancient Greek πνευματικός (pneumatikós, “relating to wind or air”), from πνεῦμα (pneûma, “wind, air, breath, spirit”), from πνέω (pnéō, “I blow, breath”).
Synonyms
This word in other languages
Common misspellings
Also misspelled as: npeumatic,penumatic,pnemuatic,pneuamtic,pneumaitc,pneumatci,pneumaticc,pneumattic,pneummatic,pneumtaic,pnneumatic,pnuematic,ppneumatic
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of pneumatic - 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.
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 "pneumatic"?
What does "pneumatic" mean?
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Using “pneumatic”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is P-N-E-U-M-A-T-I-C - every other letter order is a misspelling in standard orthography.
- Say it as /n(j)uːˈmæ.tɪk/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Browse more English words and confusable pairs in the same reference. English words
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.