Dictionary
i•so•seis•mic
Pronunciation: (ī"su-sīz'mik, -sīs'-), [key]—
adj. Geol.
1. noting or pertaining to equal intensity of earthquake shock.
2. noting or pertaining to an imaginary line on the earth's surface connecting points characterized by such intensity.
—
n.
an isoseismic line.
Also,i"so•seis'mal.Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.