'Diprotodon' definitions:

Definition of 'Diprotodon'

From: GCIDE

Diprotodon \Di*pro"to*don\, n. [Gr. di- = di`s- twice + ? first + 'odoy`s, 'odo`ntos, tooth.] (Paleon.) An extinct Quaternary marsupial from Australia, about as large as the hippopotamus; -- so named because of its two large front teeth. See Illustration in Appendix. [1913 Webster]