- 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
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- a silk fabric made from the threads of double cocoons
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