# doublet
## English
### Alternative forms

* doubtlet (archaic)

### Pronunciation

* IPA: /ˈdʌblət/
* Audio (Southern England):(file)

### Etymology 1

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

#### Noun

doublet (plural doublets)
* A pair of two similar or equal things; couple.
* (linguistics) 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).
* (literature) In textual criticism, two different narrative accounts of the same actual event.
* (lapidary) An imitation gem made of two pieces of glass or crystal with a layer of color between them.
* (printing, US) A word or phrase set a second time by mistake.
* (quantum mechanics) 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.
* (computing) A word (or rather, a halfword) consisting of two bytes.
* (botany) A very small flowering plant, Dimeresia howellii.
* A word ladder puzzle.
* 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.
** 1855, Hermann Schacht, Frederick Currey, The Microscope: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 […]
* Either of two dice, each of which, when thrown, has the same number of spots on the face lying uppermost.
    to throw doublets
* (uncountable, obsolete) A game somewhat like backgammon.
* (radio) Dipole antenna.
* (historical) A man’s waistcoat.
** c. 1598–1600 (date written), William Shakespeare, “As You Like It”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, →OCLC, [Act II, scene iv], lines 726-27:I must comfort the weaker vessel, as doublet and hose ought to show itself courageous to petticoat […]
** 1711 May, [Alexander Pope], An Essay on Criticism, London: […] W[illiam] Lewis […]; and sold by W[illiam] Taylor […], T[homas] Osborn[e] […], and J[ohn] Graves […], →OCLC, lines 316-19, 327-30:Expression is the dress of thought, and still Appears more decent, as more suitable; A vile conceit in pompous words express'd, Is like a clown in regal purple dress'd: […] These sparks with awkward vanity display What the fine gentleman wore yesterday; And but so mimic ancient wits at best, As apes our grandsires, in their doublets drest.

##### Synonyms

* (pair of two similar things): duet, dyad; see also Thesaurus:duo

##### Derived terms

* bidoublet
* doubletness
* interdoublet
* isodoublet
* microdoublet
* Montrose doublet
* Wollaston doublet
* Wollaston's doublet

##### Translations
#### See also

* homolog
* pair
* twin
* twinling
| Number | 1 | 2 | 3 | 4 | 5 |
| Modifier | single | double / twofold | triple / threefold | quadruple / fourfold | quintuple / pentuple / fivefold |
| Whole | loner / singleton / monad | pair / couple / twosome / dyad | trio / threesome / triad / troika | foursome / tetrad | fivesome |
| Part | only one / singlet | twin / one of two / doublet | triplet / one of three | quadruplet / one of four | quintuplet / pentuplet / one of five |
| Number | 6 | 7 | 8 | 9 | 10 |
| Modifier | sextuple / hextuple / sixfold | septuple / heptuple / sevenfold | octuple / eightfold | ninefold / nonuple | tenfold / decuple |
| Whole | sixsome | sevensome | eightsome | ninesome | tensome / decad |
| Part | sextuplet / hextuplet / one of six | one of seven / septuplet / heptuplet | octuplet / one of eight | one of nine / nonuplet | one of ten / decuplet |
| Number | 11 | 12 | 13 | 100 | many |
| Modifier | elevenfold / undecuple / hendecuple | twelvefold / duodecuple | thirteenfold / tredecuple | a hundredfold / centuple | multiple |
| Whole | elevensome | twelvesome | thirteensome | hundredsome | |
| Part | one of eleven / undecuplet / hendecuplet | one of twelve / duodecuplet | one of thirteen / tredecuplet | one of a hundred / centuplet | one of many / multiplet |

### Etymology 2

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

#### Noun

doublet (plural doublets)
* A man’s close-fitting jacket, with or without sleeves, worn by European men from the 1400s to the 1600s.
** c. 1599–1602 (date written), William Shakespeare, “The Tragedie of Hamlet, Prince of Denmarke”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, →OCLC, [Act II, scene i], line 75:Lord Hamlet, with his doublet all unbraced […]
** 1819, Washington Irving, The Sketch Book, Rip Van Winkle:He was a stout old gentleman, with a weather-beaten countenance; he wore a laced doublet, broad belt and hanger, high-crowned hat and feather, red stockings, and high-heeled shoes, with roses in them.

##### Derived terms

* doubleted
* doubletted

##### Translations
### Further reading

* doublet in Hensleigh Wedgwood, On False Etymologies, Transactions of the Philological Society,1855
* “doublet”, in OneLook Dictionary Search.
* William Dwight Whitney, Benjamin E[li] Smith, editors (1911), “doublet”, in The Century Dictionary […], New York, N.Y.: The Century Co., →OCLC.
* Category:English doublets

### Anagrams

* bled out, boulted, outbled

## French
### Etymology

From double +‎ -et.

### Pronunciation

* IPA: /du.blɛ/
* Audio:(file)
* Audio (Canada):(file)

### Noun

doublet m (plural doublets)
* (lexicography) doublet
* doublet (die with the same rolled value as another)

### Further reading

* “doublet”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.

## Middle English
### Etymology

Borrowed from Old French doublet, from double, duble, doble + -et.

### Noun

doublet (plural doublets)
* doublet (A man’s waistcoat)
* doublet (An imitation gem)

#### Descendants

* English: doublet

#### References

* “dǒublet, n..”, in MED Online, Ann Arbor, Mich.: University of Michigan, 2007.