1. notoungulate - Noun
2. notoungulate - Adjective
notoungulate (plural notoungulates)
(paleontology) Any of several extinct, hoofed, herbivorous mammals of the order †Notoungulata, from Cenozoic South America. [from 20th c.]
notoungulate (comparative more notoungulate, superlative most notoungulate)
Characteristic of these animals