seismograph
seis.mo.graph \-.graf\ \si-z-'ma:g-r*-f*r, si-s-\ \.si-z-m*-'graf-ik, .si-s-\ \si-z-'ma:g-r*-fe-, si-s-\ n [ISV] : an apparatus to measure and record vibrations within the earth and of th e ground - seis.mog.ra.pher n
Webster's English Dictionaryseis.mo.graph \-.graf\ \si-z-'ma:g-r*-f*r, si-s-\ \.si-z-m*-'graf-ik, .si-s-\ \si-z-'ma:g-r*-fe-, si-s-\ n [ISV] : an apparatus to measure and record vibrations within the earth and of th e ground - seis.mog.ra.pher n