synchromesh synchroflash • synchronal · · · Info · Definitions · Characters · · synchromesh · · Text Latin · · Script 11 · · Length Definitions · · · (noun) an automotive system for shifting gears in which the gears revolve at the same speed and so shift smoothly. · · Noun Definition 1 Characters · · c latin small letter c U+0063 e latin small letter e U+0065 h latin small letter h U+0068 m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073 y latin small letter y U+0079