doublet definition, doublet meaning | English dictionary

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1    (formerly) a man's close-fitting jacket, with or without sleeves (esp. in the phrase doublet and hose.)  
a    a pair of similar things, esp. two words deriving ultimately from the same source, for example reason and ratio or fragile and frail  
b    one of such a pair  
3      (Jewellery)   a false gem made by welding a thin layer of a gemstone onto a coloured glass base or by fusing two small stones together to make a larger one  
4      (Physics)  
a    a multiplet that has two members  
b    a closely spaced pair of related spectral lines  
5    pl   two dice each showing the same number of spots on one throw  
6      (Physics)   two simple lenses designed to be used together, the optical distortion in one being balanced by that in the other  
     (C14: from Old French, from double)  
English Collins Dictionary - English Definition & Thesaurus  


1    jacket, jerkin, vest, waistcoat  
2    couple, pair, set, two  

English Collins Dictionary - English synonyms & Thesaurus  

See also:

double, doubleton, doubt, doubler

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