noun
: any of various organisms constituting the subclass Phytomastigina, having many characteristics in common with typical algae, and being considered usually as protozoans by protozoologists and as algae by algologists
noun
: any of various organisms constituting the subclass Phytomastigina, having many characteristics in common with typical algae, and being considered usually as protozoans by protozoologists and as algae by algologists
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012