Protista
Americannoun
Etymology
Origin of Protista
From New Latin, dating back to 1875–80; protist
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Eukaryotic organisms that did not fit the criteria for the kingdoms Animalia, Fungi, or Plantae historically were called protists and were classified into the kingdom Protista.
From Textbooks
Because single-celled organisms were significantly different from plants and animals, researchers placed all microorganisms in kingdom Protista.
From Textbooks
The domain Bacteria comprises all organisms in the kingdom Bacteria, the domain Archaea comprises the rest of the prokaryotes, and the domain Eukarya comprises all eukaryotes—including organisms in the kingdoms Animalia, Plantae, Fungi, and Protista.
From Textbooks
Researchers found that organisms were more complex than what they had thought initially, so they developed a system of classification that included the six kingdoms: Eubacteria, Archaebacteria, Protista, Fungi, Plantae, and Animalia.
From Textbooks
For this reason, protist lineages originally classified into the kingdom Protista have been reassigned into new kingdoms or other existing kingdoms.
From Textbooks
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.