microseism









microseism


noun Geology.

  1. a feeble, recurrent vibration of the ground recorded by seismographs and believed to be due to an earthquake or a storm at sea.

noun

  1. a very slight tremor of the earth’s surface, thought not to be caused by an earthquake

  1. A faint Earth tremor, unrelated to earthquakes, caused by natural phenomena, such as winds and strong ocean waves.

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