hōˌmalədōˈthirēəm noun
Usage: capitalized
Etymology: New Latin, irregular from homal- + Greek odont-, odōn tooth + New Latin -therium — more at tooth
: a genus of extinct So. American Miocene herbivorous mammals (order Notoungulata) the size of a small ox with the teeth comparatively undifferentiated, the 5-toed feet ending in heavy blunt claws, and the forefeet adapted for digging