noun🔗ShareProtistasAny of the eukaryotic unicellular organisms including protozoans, slime molds and some algae; historically grouped into the kingdom Protoctista."The biology teacher explained that protists, like some single-celled algae, are a diverse group of organisms. "El profesor de biología explicó que los protistas, como algunas algas unicelulares, son un grupo diverso de organismos.organismbiologymicroorganismChat with AIVocabulary GamePractice Reading