protozoology
/ˌprəʊtə(ʊ)zuːˈɒlədʒi/ /ˌprəʊtə(ʊ)zəʊˈɒlədʒi/(also protozoölogy) Biology and Medicine
noun
The branch of zoology which deals with protozoans; the branch of medicine which deals with disease-causing parasitic protozoans.
Origin
Early 20th century; earliest use found in The Nineteenth Century. From Protozoa + -ology.