- relating to or caused by earthquakes or artificially produced earth tremors
WordReference Random House Learner's Dictionary of American English © 2026
seis•mic /ˈsaɪzmɪk/USA pronunciation
adj.
WordReference Random House Unabridged Dictionary of American English © 2026- Geologyrelating to, of the nature of, or caused by an earthquake or vibration of the earth.
seis•mic
(sīz′mik, sīs′-),USA pronunciation adj.
seis′mi•cal•ly, adv.
- Geologypertaining to, of the nature of, or caused by an earthquake or vibration of the earth, whether due to natural or artificial causes.
- seism + -ic 1855–60
Collins Concise English Dictionary © HarperCollins Publishers::
seismic /ˈsaɪzmɪk/ adj
'seismic' also found in these entries (note: many are not synonyms or translations):
earthquake
- seismology
- accelerogram
- aseismic
- asthenosphere
- Benioff zone
- brontide
- geophone
- isoseismic
- moonquake
- Ring of Fire
- tsunami
- seismic gap
- seismicity
- seismic sea wave
- sistrum
- surface wave