SEISMOLOGY
Seis*mol"o*gy, n. Etym: [Gr. -logy.]
Defn: The science of earthquakes.
SEISMOMETER
Seis*mom"e*ter, n. Etym: [Gr. -meter.] (Physics)
Defn: An instrument for measuring the direction, duration, and force of earthquakes and like concussions.
SEISMOMETRIC
Seis`mo*met"ric, a.
Defn: Of or pertaining to seismometry, or seismometer; as, seismometric instruments; seismometric measurements.
SEISMOMETRY
Seis*mom"e*try, n.
Defn: The mensuration of such phenomena of earthquakes as can be expressed in numbers, or by their relation to the coördinates of space.
SEISMOSCOPE
Seis"mo*scope, n. Etym: [Gr. -scope.] (Physics)
Defn: A seismometer.