ty ‧ ran ‧ no ‧ sau ‧ rus /təˌrænəˈsɔːrəs◂, tɪˌrænəˈsɔːrəs◂/ BrE AmE ( also tyˌrannosaurus ˈrex ) noun [countable]
[ Date: 1900-2000 ; Language: Modern Latin ; Origin: Greek tyrannos ( ⇨ ↑ tyrant ) + sauros 'lizard' ]
a very large flesh-eating ↑ dinosaur