airspace
"airspace" is a 8-letter English headword indexed on PlainSpell.
The verdict
“airspace” is a moderately-common English word, ranked #20,027 in English word frequency and used as a noun.
- #20,027
- frequency rank, English
- 8
- letters
- 11
- tracked misspellings
- 1
- confusable pair
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A specified portion of the atmosphere, especially that under the technical aviation control and/or jurisdiction of a particular state over which territory (and territorial waters) it lies.
Visual similarity to commonly confused words
How many letter changes separate each confused pair (Levenshtein distance, normalized).
Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).
| Property | Value |
|---|---|
| Headword | airspace |
| Language | English |
| Part of speech | Noun |
| Letters | 8 |
| Frequency rank | #20,027 |
| Misspellings tracked | 11 |
| Confusable pairs | 1 |
| Source | Wiktionary (kaikki.org) |
Where “airspace” sits in English frequency
Spelling & Dictionary Insight
The English entry for airspace is 8 letters long, classified as a noun. Corpus data places it at rank #20,027 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. Wiktionary records 5 distinct senses for this headword, so context determines which meaning a reader should apply.
Our generated misspelling index lists 11 likely wrong-spelling variants for airspace, with forms such as "airpsace", "airrspace", and "airsapce". Each variant is a distinct typo pattern an edit-distance generator flags, typically a doubled-consonant error, a silent-letter drop, or a vowel substitution. It also participates in 1 confusable-pair relationship, "aerospace", since the words sound or look close enough that writers reach for the wrong one mid-sentence.
Etymologically, the entry records: From air + space. The correct English form is airspace, spelled A-I-R-S-P-A-C-E.
Definition
- 1A specified portion of the atmosphere, especially that under the technical aviation control and/or jurisdiction of a particular state over which territory (and territorial waters) it lies.
- 2that part of the sky designated for the sole use of aircraft.
- 3Space (i.e. a few neighboring frequencies) available for broadcasting within a particular frequency band.
- 4The portion of an enclosed area which contains air, especially breathable air.
- 5The cavity in a cavity wall containing air for insulation.
Etymology
From air + space.
This word in other languages
Common misspellings
Also misspelled as: airpsace,airrspace,airsapce,airspacce,airspaec,airspcae,airsppace,airsspace,aisrpace,arispace,iarspace
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of airspace - expressed in single-character edits (insert, delete, or swap one letter). Bigger bars stand out at a glance; a one-edit slip is the hardest to catch.
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 "airspace"?
What does "airspace" mean?
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Using “airspace”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is A-I-R-S-P-A-C-E - every other letter order is a misspelling in standard orthography.
- Don't mix it up with “aerospace” - see the side-by-side comparison. airspace vs aerospace
- 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.