Definition that contains zoan
- malaria an infective disease caused by sporozoan parasites that are transmitted through the bite of an infected Anopheles mosquito; marked by paroxysms of chills and fever
- jellyfish any of numerous usually marine and free-swimming coelenterates that constitute the sexually reproductive forms of hydrozoans and scyphozoans
- hydra small tubular solitary freshwater hydrozoan polyp
- spore a small usually single-celled asexual reproductive body produced by many nonflowering plants and fungi and some bacteria and protozoans and that are capable of developing into a new individual without sexual fusion
- stentor any of several trumpet-shaped ciliate protozoans that are members of the genus Stentor
- protozoa in some classifications considered a superphylum or a subkingdom; comprises flagellates; ciliates; sporozoans; amoebas; foraminifers
- monad (biology) a single-celled microorganism (especially a flagellate protozoan)
- noctiluca large bioluminescent marine protozoan
- ciliate a protozoan with a microscopic appendage extending from the surface of the cell
- flagellate a usually nonphotosynthetic free-living protozoan with whiplike appendages; some are pathogens of humans and other animals