Seismograph

/sˈa‍ɪzməɡɹˌæf/

/sˈaɪzməɡɹˌæf/

Seismograph

a measuring instrument for detecting and measuring the intensity and direction and duration of movements of the ground (as an earthquake)

Examples

1. Fuego's monitoring station has only one seismograph.

2. But in February, the region's only seismograph broke.

3. Here it's a seismograph, in other words, a device for detecting tremors of the Earth.

4. Normally the prices that growers get, the market graph in coffee looks a little bit like a seismograph or a polygraph test.