doublet

/ˈdʌblət/

//ˈdʌblət// noun

"doublet" is a 7-letter English headword indexed on PlainSpell.

The verdict

“doublet” is an uncommon English word, ranked #65,066 in English word frequency and used as a noun.

#65,066
frequency rank, English
7
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A pair of two similar or equal things; couple.

Key facts for doublet
PropertyValue
Headworddoublet
LanguageEnglish
Part of speechNoun
IPA/ˈdʌblət/
Letters7
Frequency rank#65,066
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “doublet” 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). doublet 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 doublet is 7 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as /ˈdʌblət/. Corpus data places it at rank #65,066 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. Wiktionary records 14 distinct senses for this headword, so context determines which meaning a reader should apply.

doublet doesn't appear in our generated misspelling index, since its letter pattern doesn't lend itself to common typo substitutions. This headword has no recorded confusable partner, since its spelling is unusual enough that it doesn't cluster with a lookalike.

Etymologically, the entry records: From Middle English doublet, a borrowing from Old French doublet, from double, duble, doble + -et. The correct English form is doublet, spelled D-O-U-B-L-E-T.

Definition

  1. 1
    A pair of two similar or equal things; couple.
  2. 2
    One of two or more different words in a language derived from the same etymological root but having different phonological forms (e.g., toucher and toquer in French or shade and shadow in English). See also Appendix:Glossary#doublet.
  3. 3
    In textual criticism, two different narrative accounts of the same actual event.
  4. 4
    An imitation gem made of two pieces of glass or crystal with a layer of color between them.
  5. 5
    A word or phrase set a second time by mistake.
  6. 6
    A quantum state of a system with a spin of ½, such that there are two allowed values of the spin component, −½ and +½.
  7. 7
    A word (or rather, a halfword) consisting of two bytes.
  8. 8
    A very small flowering plant, Dimeresia howellii.
  9. 9
    A word ladder puzzle.
  10. 10
    An arrangement of two lenses for a microscope, designed to correct spherical aberration and chromatic dispersion, thus rendering the image of an object more clear and distinct.
  11. 11
    Either of two dice, each of which, when thrown, has the same number of spots on the face lying uppermost.
  12. 12
    A game somewhat like backgammon.
  13. 13
    Dipole antenna.
  14. 14
    A man’s waistcoat.

Etymology

From Middle English doublet, a borrowing from Old French doublet, from double, duble, doble + -et.

Synonyms

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 "doublet"?
"doublet" is spelled D-O-U-B-L-E-T. The IPA pronunciation is /ˈdʌblət/.
What does "doublet" mean?
As a noun, "doublet" means: A pair of two similar or equal things; couple.
How do you pronounce "doublet"?
The IPA (International Phonetic Alphabet) transcription for "doublet" is /ˈdʌblət/. 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 "doublet"?
From Middle English doublet, a borrowing from Old French doublet, from double, duble, doble + -et. 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 “doublet”

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

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