protozoologist
/ˌproʊtəzoʊˈɑlədʒɪst/
noun
- A scientist who studies protozoa (single-celled organisms).
- The university hired a protozoologist to teach a course on microscopic life.
- As a protozoologist, she spends hours looking through a microscope at pond water.
- The protozoologist discovered a new species of amoeba in the pond.