foreshock
IPA: fɔrʃɑk
noun
- (geology) A small earth tremor which precedes the mainshock in an earthquake sequence. Not all mainshocks have foreshocks.
- Any shock or disturbance that precedes an event
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Examples of "foreshock" in Sentences
- There was a major foreshock on 15 March of that year.
- Aftershock or foreshock terms should do according to the situation ...
- The earthquake was preceded by a small foreshock on the evening of 7 September.