nematologist
/ˌnɛməˈtɑlədʒɪst/
noun
- A scientist who studies nematodes (roundworms).
- The university hired a nematologist to help farmers deal with crop-damaging nematodes.
- The nematologist examined soil samples to identify parasitic roundworms.
- As a nematologist, she spent most of her time in the lab studying microscopic worms.