seismologyPronunciation: /sʌɪzˈmɒlədʒi/Translate seismology | into Italian Definition of seismology noun [mass noun] the branch of science concerned with earthquakes and related phenomena. Derivatives seismologicalPronunciation: /-məˈlɒdʒɪk(ə)l/ adjective seismologicallyPronunciation: /-məˈlɒdʒɪk(ə)li/ adverb seismologist noun seismology in other Oxford dictionaries Definition of seismology in the US English dictionary