/ Dictionary / Index S seismology: Meaning and Definition of Find definitions for: seis•mol•ogy Pronunciation: (sīz-mol'u-jē, sīs-), [key] — n. the science or study of earthquakes and their phenomena. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: seismology (Thesaurus) seismol. seismometer Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language