Definitions
from The Century Dictionary.
- Primordial or first-formed animals, or cell-animals; protozoans: a subkingdom of Animalia or prime division of animals, contrasted with Metazoa, or all other animals collectively.
from the GNU version of the Collaborative International Dictionary of English.
- noun plural (Zoöl.) The lowest of the grand divisions of the animal kingdom.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun Plural form of
protozoan . - noun Plural form of
protozoon .
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun in some classifications considered a superphylum or a subkingdom; comprises flagellates; ciliates; sporozoans; amoebas; foraminifers
Etymologies
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Examples
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In other words, the existence of H1 in protozoa may best be explained by the existence of H1 in metazoans.
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If H1 was indeed designed, given its minimal role in protozoa, it might constitute a very good example of front-loading evolution such that the initial eukaryotic state was prepared to evolve a multicellular state.
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Living alongside bacteria—in water, soil, and bodies—were much larger but still microscopic single-celled organisms known as protozoa.
Parasite Rex Carl Zimmer 2009
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Living alongside bacteria—in water, soil, and bodies—were much larger but still microscopic single-celled organisms known as protozoa.
Parasite Rex Carl Zimmer 2009
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Living alongside bacteria—in water, soil, and bodies—were much larger but still microscopic single-celled organisms known as protozoa.
Parasite Rex Carl Zimmer 2009
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The protozoa are the most widely distributed and the most universal of the parasites.
Disease and Its Causes William Thomas Councilman
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There are some diseases, as, for instance, Texas fever and rabies, which are caused by a minute animal parasite known as protozoa, while others again, like lumpy jaw and aspergillosis, are caused by fungi.
Special Report on Diseases of the Horse Charles B. Michener 1877
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The cells of almost all eukaryotes (animals, plants, fungi, algae, protozoa -- in other words, the living things except bacteria, archaea, and a few protists) contain intracellular organelles called mitochondria, which produce ATP.
WN.com - Articles related to Scientists uncover mysterious workings of cholera bacteria 2010
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The cells of almost all eukaryotes (animals, plants, fungi, algae, protozoa -- in other words, the living things except bacteria, archaea, and a few protists) contain intracellular organelles called mitochondria, which produce ATP.
WN.com - Articles related to Scientists uncover mysterious workings of cholera bacteria 2010
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The cells of almost all eukaryotes (animals, plants, fungi, algae, protozoa -- in other words, the living things except bacteria, archaea, and a few protists) contain intracellular organelles called mitochondria, which produce ATP.
WN.com - Articles related to Scientists uncover mysterious workings of cholera bacteria 2010
vanishedone commented on the word protozoa
I can't find dictionary support for the singular tag...
March 28, 2009