noun
- plural of mosasaurus; large extinct marine reptiles from the Cretaceous period, resembling modern monitor lizards but adapted for ocean life
Usage: paleontology; scientific term
Examples
- Mosasauruses were among the most fearsome predators in ancient seas.
- The museum's fossil collection includes several well-preserved mosasauruses.
- Scientists have discovered new species of mosasauruses in recent excavations.
- Mosasauruses could grow up to 60 feet long and dominated marine ecosystems during the Late Cretaceous.
- The teeth of mosasauruses show they were carnivorous hunters.