原生動物
Protozoan \Pro`to*zo"an\, a. (Zo["o]l.) Of or pertaining to the {Protozoa}. -- n. One of the Protozoa.
protozoan adj : of or relating to the Protozoa [syn: {protozoal}, {protozoic}] n : any of diverse minute acellular or unicellular organisms usually nonphotosynthetic [syn: {protozoon}] [also: {protozoa} (pl)]