Definition of: mastigophoran

(mas′ti·gof′ər·ən) noun
Any one of a class of protozoa (Mastigophora), many of which are parasitic in man and other animals, characterized by the presence of one or more whiplike organs of locomotion called flagellae.
—adjective Of or pertaining to the Mastigophora. [<Gk. mastix, mastigos whip + phoros bearing <pherein bear]