Definition of trachodont in US English:

trachodont

adjective

historical
  • Of or characteristic of duck-billed dinosaurs or the former genus Trachodon; designating such a dinosaur.

noun

historical
  • A trachodont dinosaur.

Origin

Early 20th century. From ancient Greek τραχύς rough + -odont, after Trachodon.

Pronunciation

trachodont

/ˈtrakədɒnt/