AAV

/eɪ.eɪ.viː/

//eɪ.eɪ.viː// noun

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

"aav" is a 3-letter English headword indexed on PlainSpell.

The verdict

“AAV” is an uncommon English word, ranked #74,699 in English word frequency and used as a noun.

#74,699
frequency rank, English
3
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Initialism of Assault Amphibious Vehicle.

Key facts for AAV
PropertyValue
HeadwordAAV
LanguageEnglish
Part of speechNoun
IPA/eɪ.eɪ.viː/
Letters3
Frequency rank#74,699
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “AAV” 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). AAV lands here:

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

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

Spelling & Dictionary Insight

The English entry for AAV is 3 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as /eɪ.eɪ.viː/. Corpus data places it at rank #74,699 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. Wiktionary records 3 distinct senses for this headword, so context determines which meaning a reader should apply.

Zero misspellings are on record for AAV in our index, a straightforward case of a spelling with little room for common typos. It is not paired with a close-neighbour confusable in our dataset, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

No documented word history exists for this headword, leaving phoneme-to-grapheme mapping as the best guide to its spelling rather than a borrowing history. The correct English form is AAV, spelled A-A-V.

Definition

  1. 1
    Initialism of Assault Amphibious Vehicle.
  2. 2
    Abbreviation of adeno-associated virus.
  3. 3
    Abbreviation of air admittance vent.

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 "AAV"?
"AAV" is spelled A-A-V. The IPA pronunciation is /eɪ.eɪ.viː/.
What does "AAV" mean?
As a noun, "AAV" means: Initialism of Assault Amphibious Vehicle.
How do you pronounce "AAV"?
The IPA (International Phonetic Alphabet) transcription for "AAV" is /eɪ.eɪ.viː/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "AAV" come from?
"AAV" is a English word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
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 “AAV”

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

  • The one correct English spelling is A-A-V - every other letter order is a misspelling in standard orthography.
  • Say it as /eɪ.eɪ.viː/ (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.

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

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