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 

ˌsīs-

adjective

Examples of seismometer in a Sentence

Recent Examples on the Web

SeongJoon Cho/Bloomberg Not since the darkest days of 1997 have South Korean markets gyrated like a seismometer detecting a big one. —William Pesek, Forbes.com, 28 May 2026

Scientists deployed ocean bottom seismometers along separate segments of the Gofar fault, capturing tens of thousands of tiny earthquakes before and after two magnitude 6 events. —Neetika Walter, Interesting Engineering, 15 May 2026

By measuring noise via the underwater seismometer networks, the researchers were able to detect strain accumulating in the northern part of the Cascadia Subduction Zone. —Julia Jacobo, ABC News, 14 May 2026

Regional seismometers registered localized repeating earthquakes beginning as early as August 5. —Jacek Krywko, ArsTechnica, 10 May 2026

Word History

First Known Use

1841, in the meaning defined above

Rhymes for seismometer

• barometer
• chronometer
• geometer
• hydrometer
• hygrometer
• kilometer
• micrometer
• odometer
• photometer
• psychrometer
• pycnometer
• pyrometer

Kids Definition

seismometer

noun

seis·​mom·​e·​ter sīz-ˈmäm-ət-ər 

sīs-

: a seismograph that measures the actual movements of the ground