D defs.my
Entry 1 sense Webster, 1913

Uintatherium

· U·in·ta·the·ri·um · IPA
01 n. An extinct genus of large Eocene ungulates allied to Dinoceras. This name is sometimes used for nearly all the known species of the group. …
  1. 1.
    An extinct genus of large Eocene ungulates allied to Dinoceras. This name is sometimes used for nearly all the known species of the group. See Dinoceras.(Paleon.) See: Dinoceras