foreshock
[ fawr-shok, fohr- ]
/ ˈfɔrˌʃɒk, ˈfoʊr- /
noun Geology.
a relatively small earthquake that precedes a greater one by a few days or weeks and originates at or near the focus of the larger earthquake.
Words nearby foreshock
foresail,
foresee,
foreshadow,
foreshank,
foresheet,
foreshock,
foreshore,
foreshorten,
foreshots,
foreshow,
foreside
British Dictionary definitions for foreshock
foreshock
/ (ˈfɔːˌʃɒk) /
noun
a relatively small earthquake heralding the arrival of a much larger one. Some large earthquakes are preceded by a series of foreshocks
Compare aftershock