dot matrix dot map • dot matrix printer · · · Info · Definitions · Characters · · dot matrix · · Text Common · · Latin · · Scripts 10 · · Length 3 · · Syllables Definitions · · · (noun) a rectangular matrix of dots from which written characters can be formed. Synonyms: dot matrix. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 d latin small letter d U+0064 i latin small letter i U+0069 m latin small letter m U+006D o latin small letter o U+006F r latin small letter r U+0072 t latin small letter t U+0074 x latin small letter x U+0078