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The frequency or magnitude of earthquake activity in a given area.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Geological Science) seismic activity; the phenomenon of earthquake activity or the occurrence of artificially produced earth tremors
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
seis•mic•i•ty(saɪzˈmɪs ɪ ti, saɪs-)
n., pl. -ties.
the frequency, intensity, and distribution of earthquakes in a given area.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
the intensity, frequency, and distribution of earthquakes in a specific area.See also: Earthquakes
-Ologies & -Isms. Copyright 2008 The Gale Group, Inc. All rights reserved.