eider down Egypto-roman • eider yarn · · · Info · Definitions · Synonyms · Characters · · eider down · · Text Common · · Latin · · Scripts 10 · · Length Definitions · · · (noun) a soft quilt usually filled with the down of the eider. Synonyms: eiderdown, duvet, continental quilt. · · Noun Definition 1 (noun) down of the eider duck. Synonyms: eiderdown. · · Noun Definition 2 Synonyms · · · eider · · Synonym 1 eider duck · · Synonym 2 Characters · · space U+0020 d latin small letter d U+0064 e latin small letter e U+0065 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 w latin small letter w U+0077