Bible Dictionaries
Brontotherium

Webster's Dictionary

(n.) A genus of large extinct mammals from the miocene strata of western North America. They were allied to the rhinoceros, but the skull bears a pair of powerful horn cores in front of the orbits, and the fore feet were four-toed. See Illustration in Appendix.

Bibliography Information
Webster, Noah. Entry for 'Brontotherium'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​b/brontotherium.html. 1828.