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microseism Definition

micro·seism (mī′krō sīz′əm)

noun

a very slight tremor or quivering of the earth's crust that is not related to an earthquake, usually caused by an atmospheric disturbance

Etymology: < micro- + Gr seismos: see seismic

Related Forms:

  • microseismic mi′cro·seis′·mic (-sīz′mik, -sīs′mik) adjective
microseism Usage Examples

Modifies a noun

  • series: Some dynamical aspects of microseism time series, Geophys.