Search Result for "seismic": 
Wordnet 3.0

ADJECTIVE (1)

1. subject to or caused by an earthquake or earth vibration;
[syn: seismic, seismal]


The Collaborative International Dictionary of English v.0.48:

Seismic \Seis"mic\, Seismal \Seis"mal\, a. [Gr. seismo`s an earthquake, from sei`ein to shake.] Of or pertaining to an earthquake; caused by an earthquake. [1913 Webster] Seismic vertical, the point upon the earth's surface vertically over the center of effort or focal point whence the earthquake's impulse proceeds, or the vertical line connecting these two points. [1913 Webster]
WordNet (r) 3.0 (2006):

seismic adj 1: subject to or caused by an earthquake or earth vibration [syn: seismic, seismal]