ATM

noun

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

The verdict

“ATM” is a regularly-used English word, ranked #8,891 in English word frequency and used as a noun.

#8,891
frequency rank, English
3
letters
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Initialism of automated teller machine or automatic teller machine.

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

ATM vs aw
0% similar
ATM vs AU
33% similar
ATM vs AZ
33% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for ATM
PropertyValue
HeadwordATM
LanguageEnglish
Part of speechNoun
Letters3
Frequency rank#8,891
Misspellings tracked0
Confusable pairs20
SourceWiktionary (kaikki.org)

Where “ATM” 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). ATM 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 ATM is 3 letters long, classified as a noun. Corpus data places it at rank #8,891 in overall English word frequency, indicating it appears regularly in written and spoken text. Wiktionary records 12 distinct senses for this headword, so context determines which meaning a reader should apply.

Our edit-distance generator produced no likely misspellings for ATM, and the word's spelling is regular enough that our generator found nothing worth flagging. It also participates in 20 confusable-pair relationships, "aw", "AU", "AZ", and more, since the words sound or look close enough that writers reach for the wrong one mid-sentence.

Wiktionary doesn't record an etymology for this headword, so any spelling logic here comes from how the word's sounds map to letters, not a documented origin story. The correct English form is ATM, spelled A-T-M.

Definition

  1. 1
    Initialism of automated teller machine or automatic teller machine.
  2. 2
    Any source of a large amount of money.
  3. 3
    Initialism of Adobe Type Manager.
  4. 4
    Initialism of asynchronous transfer mode.
  5. 5
    Initialism of active traffic management.
  6. 6
    Initialism of advanced traffic management.
  7. 7
    Initialism of air traffic management.
  8. 8
    Initialism of air traffic movement.
  9. 9
    Initialism of available ton mile.
  10. 10
    Initialism of ass to mouth.
  11. 11
    Initialism of amateur telescope maker.
  12. 12
    Initialism of at the market, see at-the-market offering.

This word in other languages

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 "ATM"?
"ATM" is spelled A-T-M.
What does "ATM" mean?
As a noun, "ATM" means: Initialism of automated teller machine or automatic teller machine.
What words are commonly confused with "ATM"?
"ATM" is commonly confused with "aw", "AU", "AZ". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
What language does "ATM" come from?
"ATM" is a English word. PlainSpell's reference spans five languages -- English, Spanish, Portuguese, French, and German -- with definitions, pronunciations, and spelling data for each.
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 “ATM”

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

  • The one correct English spelling is A-T-M - every other letter order is a misspelling in standard orthography.
  • Don't mix it up with “aw” - see the side-by-side comparison. ATM vs aw
  • 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