: a genus of Upper Eocene and Oligocene northern African mammals (order Proboscidea) that are about as large as tapirs and have a short proboscis and mastodont teeth including enlarged second incisors which are considered precursors of the tusks of later related forms (as mastodons and elephants)

Word History


New Latin, from Lake Moeris, ancient lake in Faiyûm province, northern Upper Egypt where remains of the genus were found + New Latin -therium

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Dictionary Entries Near Moeritherium

Cite this Entry

“Moeritherium.” Dictionary, Merriam-Webster, Accessed 21 Jul. 2024.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!