Doublet

/ˈdʌblət/ noun

noun ·Moderate ·College level

Meaning at a glance

  • Primary sense: A pair of two similar or equal things; couple.
  • Grammar: doublet is listed as noun.
  • Nearest alternatives: duo, dyad, aerial, antenna.
  • Useful contrasts: single, solo, unrelated word.
  • Usage evidence: The doublet generally used is that invented by Dr. Wollaston, and consists of two plano-convex lenses placed with their convex sides towards the eye […]

How to use "doublet"

  1. Start with the primary definition, then check the part of speech before placing the word in a sentence.
  2. Compare nearby synonyms to make sure "doublet" carries the exact meaning, tone, and strength you need.
  3. Use the example sentence as a context check. If your sentence uses the word differently, confirm that the grammar still fits.

Meaning check

  • Does the word fit the sentence's grammar?
  • Does it match the intended tone rather than only the dictionary definition?
  • Would a simpler synonym be clearer for the reader?
  • Is there enough surrounding context to prevent ambiguity?

Source and review context

This entry combines structured lexical data with WordToolSet review checks. Definitions, examples, synonyms, and usage notes may come from different source tables, so the page is designed to show evidence from more than one angle before you rely on "doublet" in a final draft.

If a word has several senses, prefer the sense that matches your sentence's grammar and surrounding context. A correct definition can still be the wrong choice when the sentence needs a different register, emphasis, or level of specificity.

Before you rely on this definition

Read the first definition as a starting point, then check the example, synonyms, and part of speech before treating "doublet" as the right word for your sentence.

If your draft is formal, technical, persuasive, or sensitive, compare "doublet" with a nearby alternative so the final choice matches both meaning and reader expectation.

Compare nearby meanings

  • Use synonyms when you need a softer, stronger, simpler, or more specific word.
  • Use antonyms to check the boundary of the meaning and avoid accidental contrast.
  • Use the example sentence to confirm the word behaves naturally in context.
  • Keep the original wording when a replacement adds complexity without improving precision.

Definition decision workflow

1. Identify the role

Check whether "doublet" is acting as noun in your sentence. A definition is only useful when the grammar matches the way the word is being used.

2. Test the nearest option

Compare it with "duo" and other nearby choices to see whether the sentence needs a softer, stronger, or more familiar word.

3. Confirm with context

Use the example sentence below as an evidence check, then read your own sentence out loud to catch tone or rhythm problems.

Review note: Definition pages are checked for source coverage, sentence evidence, synonym support, and editorial insight before they are treated as approval-ready pages. If the evidence is too thin, the page remains available to users but is kept out of the approval-facing indexed inventory.

Final meaning check

Before publishing a sentence with "doublet", ask whether the word helps the reader understand the idea faster. A precise word should reduce confusion, not simply make the sentence look more polished.

When the definition, synonym evidence, and example context point in the same direction, the word is usually a safer choice. When they conflict, revise the sentence or choose a clearer alternative.

Definitions

Noun
  1. 1
    A pair of two similar or equal things; couple.
  2. 2
    A man’s close-fitting jacket, with or without sleeves, worn by European men from the 1400s to the 1600s.

    "Lord Hamlet, with his doublet all unbraced […]"

  3. 3
    a man's close-fitting jacket; worn during the Renaissance wordnet
  4. 4
    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.
  5. 5
    In textual criticism, two different narrative accounts of the same actual event.
Show 11 more definitions
  1. 6
    An imitation gem made of two pieces of glass or crystal with a layer of color between them.
  2. 7
    A word or phrase set a second time by mistake. US
  3. 8
    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.
  4. 9
    A word (or rather, a halfword) consisting of two bytes.
  5. 10
    A very small flowering plant, Dimeresia howellii.
  6. 11
    A word ladder puzzle.
  7. 12
    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.

    "The doublet generally used is that invented by Dr. Wollaston, and consists of two plano-convex lenses placed with their convex sides towards the eye […]"

  8. 13
    Either of two dice, each of which, when thrown, has the same number of spots on the face lying uppermost.

    "to throw doublets"

  9. 14
    A game somewhat like backgammon. obsolete, uncountable
  10. 15
    Dipole antenna.
  11. 16
    A man’s waistcoat. historical

    "I must comfort the weaker vessel, as doublet and hose ought to show itself courageous to petticoat […]"

Antonyms

singlesolounrelated word

Example

"The doublet generally used is that invented by Dr. Wollaston, and consists of two plano-convex lenses placed with their convex sides towards the eye […]"

Common questions

What does "doublet" mean?

A pair of two similar or equal things; couple.

What is a synonym for "doublet"?

Common synonyms include: duo, dyad, aerial, antenna, blazer, both.

How do you use "doublet" in a sentence?

The doublet generally used is that invented by Dr. Wollaston, and consists of two plano-convex lenses placed with their convex sides towards the eye […]

How do you pronounce "doublet"?

Pronounced /ˈdʌblət/.

Etymology

Etymology 1

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

Etymology 2

From Italian giubbetta, from giubba, from Arabic جبة (“to en-wrap”).

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