at length

[æʔ ˈlɛŋθ]

/[æʔ ˈlɛŋθ]/ prep_phrase

"at-length" is a 8-letter English headword indexed on PlainSpell.

The verdict

“at length” is outside the top-ranked English vocabulary, used as a prep_phrase - the kind of word writers most often double-check.

Unranked
below top-frequency English
9
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - For a long time; extensively.

Key facts for at length
PropertyValue
Headwordat length
LanguageEnglish
Part of speechPrep_phrase
IPA[æʔ ˈlɛŋθ]
Letters9
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “at length” sits in English frequency

at length falls outside the top-100,000 ranked English words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Spelling & Dictionary Insight

The English entry for at length is 9 letters long, classified as a prep_phrase, and transcribed in the International Phonetic Alphabet as [æʔ ˈlɛŋθ]. It sits outside the most-frequent rank tiers, which is often why uncommon words generate more spelling variants per reader. Wiktionary records 3 distinct senses for this headword, so context determines which meaning a reader should apply.

No generated misspelling entries exist for at length in our index, and the word's spelling is regular enough that our generator found nothing worth flagging. This headword has no recorded confusable partner, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

No explicit etymology string is stored for this entry, so its spelling pattern is best understood through pronunciation rather than a traceable origin. The correct English form is at length, spelled A-T- -L-E-N-G-T-H.

Definition

  1. 1
    For a long time; extensively.
  2. 2
    At last, finally, eventually.
  3. 3
    In full; without omission or abbreviation.

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). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "at length"?
"at length" is spelled A-T- -L-E-N-G-T-H. The IPA pronunciation is [æʔ ˈlɛŋθ].
What does "at length" mean?
As a prep_phrase, "at length" means: For a long time; extensively.
How do you pronounce "at length"?
The IPA (International Phonetic Alphabet) transcription for "at length" is [æʔ ˈlɛŋθ]. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "at length" come from?
"at length" 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 “at length”

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

  • The one correct English spelling is A-T- -L-E-N-G-T-H - every other letter order is a misspelling in standard orthography.
  • Say it as [æʔ ˈlɛŋθ] (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