mastodon

/ˈmæstədɑn/

IPA: /M AE1 S T AH0 D AO0 N/

noun
  1. 1

    Extinct elephant-like mammal of the genus Mammut that flourished worldwide from Miocene through Pleistocene times; differs from elephants and mammoths in the form of the molar teeth.

Source: https://en.wiktionary.org/wiki/mastodon