堆たい積せき学がくMeaningsNoun1. sedimentologyKanji used堆piled high積pile up and accumulate学studyPitch accentたいせきがくComposed of堆たい積せきaccumulation; pile; heap; sedimentationNoun学がくlearning; scholarship; study; erudition; knowledge; education; study of ...; -ology; -icsNoun