milliampere milliamp • milliamperemeter · · · Info · Definitions · Synonyms · Characters · · milliampere · · Text Latin · · Script 11 · · Length Definitions · · · (noun) one thousandth of an ampere. Synonyms: mA. · · Noun Definition 1 Synonyms · · · ma · · Synonym 1 Characters · · a latin small letter a U+0061 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 p latin small letter p U+0070 r latin small letter r U+0072