coseismal

or co·seis·mic

[koh-sahyz-muh l, -sahys-]
adjective
  1. of, relating to, or being in a line, curve, etc., connecting or comprising points on the earth's surface at which an earthquake wave arrives simultaneously.

Origin of coseismal

First recorded in 1850–55; co- + seismal
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for coseismal

Historical Examples of coseismal


British Dictionary definitions for coseismal

coseismal

coseismic

adjective
  1. of or designating points at which earthquake waves are felt at the same time
  2. (of a line on a map) connecting such points
noun
  1. such a line on a map
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012