Definition of protozoologist in English:
protozoologist
noun ˌprəʊtəʊzəʊˈɒlədʒɪstˌprəʊtəʊzuːˈɒlədʒɪst
Biology Medicine An expert or specialist in protozoology.
Origin
Early 20th century; earliest use found in Nature: a weekly journal of science. From protozoology + -ist; compare -logist.