年ねん輪りん年ねん代だい学がくMeaningsNoun1. dendrochronologyKanji used年year輪ring代substitute学studyComposed of年ねん輪りんannual tree ring; growth ring; experience in lifeNoun年ねん代だいage; era; period; dateNoun学がくlearning; scholarship; study; erudition; knowledge; education; study of ...; -ology; -icsNoun