seis·mo·graph·ic \|sī]zmə|grafik, -fēk also ]sm- sometimes ˈse] or ˈsā] or ˈsē]\adjective alsoseis·mo·graph·i·cal\-fə̇kəl, -fēk-\ Etymology: International Scientific Vocabulary seismograph + -ic : of, relating to, or indicated by a seismograph or seismography