soap powder soap pod • soap test · · · Info · Definitions · Synonyms · Characters · · soap powder · · Text Common · · Latin · · Scripts 11 · · Length 3 · · Syllables Definitions · · · (noun) soap in powdered form mixed with alkaline builders. Synonyms: soap powder, built-soap powder, washing powder. · · Noun Definition 1 Synonyms · · · built-soap powder · · Synonym 1 washing powder · · Synonym 2 Characters · · space U+0020 a latin small letter a U+0061 d latin small letter d U+0064 e latin small letter e U+0065 o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073 w latin small letter w U+0077