[ doo-pee-oh-nee ]
/ ˌdu piˈoʊ ni /


an irregular silk thread reeled from two or more entangled cocoons and producing a coarse yarn generally used in fabrics such as shantung or pongee.
Also dou·pi·on [doo-pee-ohn] /ˌdu piˈoʊn/, dou·pi·o·ni, dupion, dupioni.

Origin of douppioni

< Italian doppione; see dupion

Definition for dupioni (2 of 2)


[ doo-pee-ohn ]
/ ˈdu piˌoʊn /


a cocoon formed jointly by two silkworms.
Also du·pi·o·ni [doo-pee-oh-nee] /ˌdu piˈoʊ ni/.

Origin of dupion

1820–30; alteration of French doupion < Italian doppione, equivalent to doppi(e) double + -one augmentative suffix Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for dupioni


/ (ˈdjuːpɪən, djuˈpiːɒn) /


a silk fabric made from the threads of double cocoons

Word Origin for dupion

C19: from French doupion, from Italian doppione double
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012