duple

/ˈdjuːpəl/

//ˈdjuːpəl// adj

"duple" is a 5-letter English headword indexed on PlainSpell.

The verdict

“duple” is outside the top-ranked English vocabulary, used as an adjective - the kind of word writers most often double-check.

Unranked
below top-frequency English
5
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Double.

Key facts for duple
PropertyValue
Headwordduple
LanguageEnglish
Part of speechAdjective
IPA/ˈdjuːpəl/
Letters5
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “duple” sits in English frequency

duple 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 duple is 5 letters long, classified as an adjective, and transcribed in the International Phonetic Alphabet as /ˈdjuːpəl/. 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.

duple doesn't appear in our generated misspelling index, since its letter pattern doesn't lend itself to common typo substitutions. It is not paired with a close-neighbour confusable in our dataset, a sign it's visually distinctive enough not to be mixed up with another word.

Etymologically, the entry records: PIE word *dwóh₁ From Latin duplus (“twofold, double”). Attested since the 16th century. Doublet of double and doppio. The correct English form is duple, spelled D-U-P-L-E.

Definition

  1. 1
    Double.
  2. 2
    Having two beats, or a multiple of two beats, in each measure.
  3. 3
    Having two beats in each foot.

Etymology

PIE word *dwóh₁ From Latin duplus (“twofold, double”). Attested since the 16th century. Doublet of double and doppio.

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 "duple"?
"duple" is spelled D-U-P-L-E. The IPA pronunciation is /ˈdjuːpəl/.
What does "duple" mean?
As an adjective, "duple" means: Double.
How do you pronounce "duple"?
The IPA (International Phonetic Alphabet) transcription for "duple" is /ˈdjuːpəl/. 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 "duple"?
PIE word *dwóh₁ From Latin duplus (“twofold, double”). Attested since the 16th century. Doublet of double and doppio. See the full etymology section above for more details.
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 “duple”

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

  • The one correct English spelling is D-U-P-L-E - every other letter order is a misspelling in standard orthography.
  • Say it as /ˈdjuːpəl/ (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