Preceding something in time, development, or position; preliminary: precursory seismic activity
More example sentences
- This eruption began in July 1995 with phreatic explosions following 3 years of precursory seismic activity.
- Steven Soter, an astronomer in the Museum's Department of Astrophysics, is researching seismic precursory phenomena and the geoarchaeology of ancient Helike, a Greek city destroyed by an earthquake in 373 B.C.
- The activity observed in 1994 occurred largely at the site of the 1998 eruption and may have indicated precursory volcanic activity at a site on the brink of an eruption.
preliminary, prior, previous, introductory, preparatory, prefatory
formal anterior, prevenient
Late 16th century: from Latin praecursorius, from praecurs- 'preceded' (see precursor).
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