How to Use protozoan in a Sentence

protozoan

noun
  • The same holds true for many fungi, algae and protozoans today.
    Quanta Magazine, 17 July 2018
  • Davis thinks a protozoan parasite that infects monarchs could be on the rise.
    Gabriel Popkin, Scientific American, 1 Mar. 2020
  • And now to the protozoan brute of the matter, leishmaniasis.
    Rebecca Kreston, Discover Magazine, 4 Nov. 2011
  • In many parts of the world, even the water in your glass could be contaminated with protozoan parasites.
    Bob Holmes, Discover Magazine, 21 Nov. 2018
  • The rabbit was tested and treated for a protozoan infection.
    Andy Newman, New York Times, 12 May 2017
  • With a resolution of 3 micron and a field of view of around one millimeter, this lens, which is packaged in red, allows the user to see cells and microorganisms like protozoans and water bears.
    Courtney Linder, Popular Mechanics, 22 Nov. 2019
  • The protozoan parasite is transmitted through the bite of a female mosquito.
    Peter Fimrite, SFChronicle.com, 9 July 2020
  • The rest belong to micro-organisms — bacteria, fungi, protozoans and viruses — that are on and inside you.
    Fortune, 12 June 2018
  • The protozoan Toxoplasma is just another stowaway within the system and one that warrants more study.
    Gustavo Arrizabalaga and Bill Sullivan, Scientific American, 1 Mar. 2015
  • This disease is caused by a tiny protozoan the mosquito picks up, and in some areas, mosquitoes are such effective vectors of malaria that 100 percent of them carry the disease.
    John Sass, Field & Stream, 11 Apr. 2023
  • While taking care of bacteria and protozoa are nice, the smaller viruses will quickly ruin your dream vacation.
    Ashlea Halpern, Slate Magazine, 8 Dec. 2017
  • This small but mighty tube makes just about any body of water drinkable thanks to its ability to remove over 99% of waterborne bacteria and protozoan parasites.
    Jaimie Potters, Harper's BAZAAR, 7 June 2022
  • The disease is caused by the protozoan parasite Plasmodium, which often grows in the liver before infecting red blood cells.
    Uwagbale Edward-Ekpu, Quartz Africa, 21 Mar. 2020
  • A lot of alarming things can be found in bed bugs; over 45 different potential human disease agents are known, including bacteria, viruses (Hepatitis B), worms, and protozoans (like the trypanosomes in the new paper).
    Gwen Pearson, WIRED, 18 Nov. 2014
  • Researchers also discovered that mitochondria were shared not only by all animals but also by plants, fungi, and protozoans — one of the main branches of life, known as eukaryotes.
    Carl Zimmer, STAT, 30 May 2018
  • Not only that, but the wily protozoan may set up shop as an asymptomatic chronic infection that keeps shedding cysts in the feces while causing poor absorption of vitamins and carbohydrates.
    Tony Dajer, Discover Magazine, 6 Aug. 2017
  • They were likely produced by some other cause beyond protozoan parasites.
    Sam Walters, Discover Magazine, 4 Oct. 2022
  • Chagas disease, caused by the protozoan parasite Trypanosoma cruzi, continues to make inroads in the United States and physicians are both unprepared to diagnose and under equipped to treat cases of the disease in their patients.
    Rebecca Kreston, Discover Magazine, 20 Nov. 2014
  • The manufacturer claims that the filtration system removes 99.9 percent of viruses, bacteria, and protozoan cysts and filters out dirt and chemicals.
    Anna Popp, Travel + Leisure, 16 Feb. 2023
  • Soon after, he was diagnosed with sarcocystis, a disease caused by a protozoan parasite carried by opossums.
    Lyndsay Winkley, San Diego Union-Tribune, 22 Apr. 2023
  • Toxoplasma gondii is a ubiquitous protozoan parasite that can infect any warm-blooded species.
    Diana Gitig, Ars Technica, 29 Nov. 2022
  • In addition to explaining the cells’ prowess at photosynthesis, the new work helps to confirm the theory that those phytoplankton arose through a symbiotic alliance between a protozoan and a resilient green alga.
    Kevin Hartnett, Quanta Magazine, 6 July 2023
  • Overcrowded conditions and poor hygiene are often to blame for the spread of Ophryocystis elektroscirrha (OE), a harmful protozoan that can cause serious deformities in adult butterflies.
    Susan Brackney, Discover Magazine, 21 June 2016
  • The portable filter removes 99.9% of waterborne bacteria and protozoan parasites — no bulky contraptions or icky iodine tablet taste required.
    Julianne Ross, CNN Underscored, 10 Sep. 2020
  • Flies Many species feed on decaying organic matter and waste and have been responsible for transmission of bacterial and protozoan pathogens including: E. coli and salmonella.
    Kurt Snibbe, Orange County Register, 27 Apr. 2017
  • Induction of changes in human behaviour by the parasitic protozoan Toxoplasma gondii.
    Rebecca Kreston, Discover Magazine, 29 Apr. 2011
  • The parasitic disease is caused by protozoan plasmodium and can be transmitted through infected mosquitos.
    Natasha Dado, PEOPLE.com, 2 Dec. 2021
  • Readers’ favorite item of the year was the ingenious LifeStraw portable water filter, which removes 99.9% of waterborne bacteria and protozoan parasites — sans iodine tablets or unwieldy purifiers.
    Julianne Ross, CNN Underscored, 28 Dec. 2020
  • The ultra-portable LifeStraw removes 99.9% of waterborne bacteria and protozoan parasites, no icky iodine taste or bulky contraptions required.
    Julianne Ross, CNN Underscored, 6 Nov. 2020

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'protozoan.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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