[sahyz-mol-uh-jee, sahys-] 
| the science or study of earthquakes and their phenomena. |
[sahyz-muh-loj-ik, sahys-] , seis⋅mo⋅log⋅i⋅cal, adjective | seis·mol·o·gy (sīz-mŏl'ə-jē) n. The geophysical science of earthquakes and the mechanical properties of the earth. seis'mo·log'ic (-mə-lŏj'ĭk), seis'mo·log'i·cal (-ĭ-kəl) adj., seis'mo·log'i·cal·ly adv., seis·mol'o·gist n. |
The branch of science devoted to the study of seismic waves and the information they provide about the structure of the interior of the Earth.
Note: Our knowledge of the properties of the crust, the mantle, and the core comes from this field.
| seismology (sīz-mŏl'ə-jē) Pronunciation Key
The scientific study of earthquakes and of the internal structure of the Earth. It includes the study of the origin, geographic distribution, effects, and possible prediction of earthquakes. |
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