[], (Noun)

Definitions:
- An extinct rhinoceros-like herbivorous mammal of the genus Arsinoitherium, distantly related to elephants, with a large horn on each side of the snout, and known from fossil remains of the Eocene and Oligocene epochs.


Phrases:

Origin:
early 20th century. From scientific Latin Arsinoitherium, genus name from Arsinoe (classical Latin Arsinoē, Hellenistic Greek Ἀρσινόη), the name of a city of the Egyptian region of Fayum in which the fossil remains of the mammal were found + scientific Latin -i- + -therium