foreshock

Meaning

  1. A small earth tremor which precedes the mainshock in an earthquake sequence. Not all mainshocks have foreshocks.
  2. Any shock or disturbance that precedes an event

Synonyms

premonitory swarm

pre-earthquake

Translations

الهزات الأرضية المنذرة

secousses prémonitoires

sismo premonitor

sismo inicial

Etymology

From fore- + shock.

Notes

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