seismometer
noun
seis·mom·e·ter sīz-ˈmä-mə-tər 
sīs-
: a seismograph measuring the actual movements of the ground (as on the earth or the moon)
seismometric
ˌsīz-mə-ˈme-trik
adjective ˌsīs-
Example Sentences
Recent Examples on the Web Already work is afoot on the next seismometer that will be sent to space. 
Jonathan O'callaghan, Scientific American, 28 July 2022 The Schrödinger mission will carry a lunar seismometer—the first to land on the moon since Apollo and the first on the far side—along with a drill, to study the inside of the moon. Rebecca Boyle, Scientific American, 28 July 2022 In 1998, scientists added a seismometer, a hydrophone, two pressure gauges, and other instruments to an obsolete cable that linked Hawaii and California, but the system failed after just five years. Jeffrey Marlow, The New Yorker, 26 July 2022 By the end of the summer, the team will turn off the seismometer, end science operations, and monitor what power levels remain on the lander. Ashley Strickland, CNN, 25 May 2022 The InSight spacecraft, which carries a seismometer and studies the red planet’s insides, is expected to cease functioning by the end of the year. Kenneth Chang, New York Times, 17 May 2022 Now, though, the team has decided to sacrifice the last bit of its power to keep the seismometer up and running. Joshua Hawkins, BGR, 23 June 2022 The lander's highly sensitive seismometer, called the Seismic Experiment for Interior Structure, has detected more than 1,300 marsquakes from hundreds and thousands of miles away. Ashley Strickland, CNN, 25 May 2022 Despite that, saying goodbye to the seismic lander hasn’t been easy. NASA originally planned to shut down the lander’s seismometer at the end of June. Joshua Hawkins, BGR, 23 June 2022 See More
Jonathan O'callaghan, Scientific American, 28 July 2022 The Schrödinger mission will carry a lunar seismometer—the first to land on the moon since Apollo and the first on the far side—along with a drill, to study the inside of the moon. Rebecca Boyle, Scientific American, 28 July 2022 In 1998, scientists added a seismometer, a hydrophone, two pressure gauges, and other instruments to an obsolete cable that linked Hawaii and California, but the system failed after just five years. Jeffrey Marlow, The New Yorker, 26 July 2022 By the end of the summer, the team will turn off the seismometer, end science operations, and monitor what power levels remain on the lander. Ashley Strickland, CNN, 25 May 2022 The InSight spacecraft, which carries a seismometer and studies the red planet’s insides, is expected to cease functioning by the end of the year. Kenneth Chang, New York Times, 17 May 2022 Now, though, the team has decided to sacrifice the last bit of its power to keep the seismometer up and running. Joshua Hawkins, BGR, 23 June 2022 The lander's highly sensitive seismometer, called the Seismic Experiment for Interior Structure, has detected more than 1,300 marsquakes from hundreds and thousands of miles away. Ashley Strickland, CNN, 25 May 2022 Despite that, saying goodbye to the seismic lander hasn’t been easy. NASA originally planned to shut down the lander’s seismometer at the end of June. Joshua Hawkins, BGR, 23 June 2022 See More Word History
First Known Use
1841, in the meaning defined above