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air

Definition, pronunciation, etymology, and usage for the English word. Free spelling reference powered by Wiktionary.

Letters

3 characters

Language

English

word origin

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Detailed reference entry for the English word "air", 3-letters, with pronunciation in International Phonetic Alphabet notation, etymology traced through Germanic and Romance roots where applicable, common misspelling variants catalogued from Hunspell error dictionaries, and usage frequency ranked against the top 100,000 English words in the Wordfreq corpus. PlainSpell covers English, Spanish, Portuguese, French, and German spelling with confusable-pair detection that highlights visually and phonetically similar words. This entry for "air" includes synonyms, antonyms, homophones, and cross-language translation pointers sourced from Wiktionary via the kaikki.org extract. Whether you are verifying the correct spelling of "air" for academic writing, checking homophone confusion, or exploring etymological origins, this page provides a citation-backed, free reference that requires no sign-up.

air is aEnglishnoun. It means: The substance constituting Earth's atmosphere: a gaseous mixture of nitrogen, oxygen, and various trace gases. Pronounced /ˈɛə/. It ranks #418 in English word frequency. Often confused with as and at.

Key facts for air
PropertyValue
Headwordair
LanguageEnglish
Part of speechNoun
IPA/ˈɛə/
Letters3
Frequency rank#418
Misspellings tracked0
Confusable pairs20
SourceWiktionary (kaikki.org)

Frequency rank visualization

Position of air in English word frequency (lower rank = more common)

Source: Wordfreq corpus

Spelling & Dictionary Insight

The English entry for air is 3 letters long, classified as anoun, and transcribed in the International Phonetic Alphabet as /ˈɛə/. Corpus data places it at rank #418 in overall English word frequency, putting it firmly in the everyday core of the language.Wiktionary records 17 distinct senses for this headword, so context determines which meaning a reader should apply.

No frequent misspelling variants are recorded for air in our index, suggesting the orthography either follows predictable English patterns or the word is uncommon enough that typo corpora lack signal.It also participates in 20 confusable-pair relationships, "as", "at", "an", and more, where similar look or sound leads writers to substitute one word for another in context.

Etymologically, the entry records: Etymology tree Proto-Indo-European *h₂ews- Proto-Indo-European *h₂ewsér Proto-Hellenic *auhḗr Ancient Greek ᾱ̓ήρ (āḗr)bor. Latin āēr Old French airbor. Middle English aire English air From Middle English aire, from Old French air, from Latin āēr, from Ancie… Root origin matters for spelling because borrowed morphemes (Greek, Latin, Old French, Old English) carry their source-language orthographic conventions into modern English, which is why historical etymology is often the cleanest predictor of whether a cluster like "-ough", "-eau", or "-tion" will appear. For readers arriving here from a spelling check, the authoritative guidance is: the correct English form is air, spelled A-I-R, and any other sequence of those letters, regardless of how natural it feels, is a misspelling in standard orthography.

Definition

  1. 1
    The substance constituting Earth's atmosphere: a gaseous mixture of nitrogen, oxygen, and various trace gases.
  2. 2
    The substance constituting Earth's atmosphere: a gaseous mixture of nitrogen, oxygen, and various trace gases.
  3. 3
    The substance constituting Earth's atmosphere: a gaseous mixture of nitrogen, oxygen, and various trace gases.
  4. 4
    The substance constituting Earth's atmosphere: a gaseous mixture of nitrogen, oxygen, and various trace gases.
  5. 5
    The substance of the atmosphere on a planet other than Earth.
  6. 6
    The apparently open space above the ground which this substance fills, (historical) formerly thought to be limited by the firmament but (meteorology) now considered to be surrounded by the near-vacuum of outer space.
  7. 7
    A breeze; a gentle wind.
  8. 8
    A feeling or sense.
  9. 9
    A feeling or sense.
  10. 10
    A feeling or sense.
  11. 11
    A melody or song, especially a solo; an aria.
  12. 12
    Nothing; absence of anything.
  13. 13
    An air conditioning system.
  14. 14
    Any specific gas.
  15. 15
    The state of being briefly airborne during a jump.
  16. 16
    A television or radio signal; (by extension) media broadcasts in general.
  17. 17
    Publicity.

Etymology

Etymology tree Proto-Indo-European *h₂ews- Proto-Indo-European *h₂ewsér Proto-Hellenic *auhḗr Ancient Greek ᾱ̓ήρ (āḗr)bor. Latin āēr Old French airbor. Middle English aire English air From Middle English aire, from Old French air, from Latin āēr, from Ancient Greek ἀήρ (aḗr). Displaced native Old English lyft. More at lift, loft.

Synonyms

This word in other languages

Frequency rank: #418 in English

Frequently Asked Questions

How do you spell "air"?
"air" is spelled A-I-R. The IPA pronunciation is /ˈɛə/.
What does "air" mean?
As a noun, "air" means: The substance constituting Earth's atmosphere: a gaseous mixture of nitrogen, oxygen, and various trace gases.
What words are commonly confused with "air"?
"air" is commonly confused with "as", "at", "an". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "air"?
The IPA (International Phonetic Alphabet) transcription for "air" is /ˈɛə/. 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 "air"?
Etymology tree Proto-Indo-European *h₂ews- Proto-Indo-European *h₂ewsér Proto-Hellenic *auhḗr Ancient Greek ᾱ̓ήρ (āḗr)bor. Latin āēr Old French airbor. Middle English aire English air From Middle English aire, from Old French air, from Latin āēr, ... See the full etymology section above for more details.
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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.

Nearby English words

Other entries that begin with the letter A in our English index:

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Data Source: Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Frequency data from Wordfreq. Misspellings derived from Hunspell dictionaries.