Definition that contains serration
- tyrannosaurus large carnivorous bipedal dinosaur having enormous teeth with knifelike serrations; may have been a scavenger rather than an active predator; later Cretaceous period in North America
- tyrannosaur large carnivorous bipedal dinosaur having enormous teeth with knifelike serrations; may have been a scavenger rather than an active predator; later Cretaceous period in North America
- sawtooth a serration on a saw blade
- tyrannosaurus rex large carnivorous bipedal dinosaur having enormous teeth with knifelike serrations; may have been a scavenger rather than an active predator; later Cretaceous period in North America
- alligator wrench a wrench with a v-shaped jaw and serrations on one side (resembles the open jaws of an alligator)