double decomposition double-decker • double decomposition reaction · · · Info · Definitions · Synonyms · Characters · · double decomposition · · Text Common · · Latin · · Scripts 20 · · Length 7 · · Syllables Definitions · · · (noun) a chemical reaction between two compounds in which parts of each are interchanged to form two new compounds (AB+CD=AD+CB). Synonyms: double decomposition, double decomposition reaction, metathesis. · · Noun Definition 1 Synonyms · · · double decomposition reaction · · Synonym 1 metathesis · · Synonym 2 Characters · · space U+0020 b latin small letter b U+0062 c latin small letter c U+0063 d latin small letter d U+0064 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075