giardia

noun

giar·dia | \ jē-ˈär-dē-ə

Definition of giardia

: any of a genus (Giardia) of flagellate protozoans inhabiting the intestines of various mammals and including one (G. lamblia synonym G. intestinalis) that is associated with diarrhea in humans

Examples of giardia in a Sentence

Recent Examples on the Web

According to Sawyer, the filter removes 99.99999 percent of salmonella, cholera, and E.coli and 99.9999 percent of cryptosporidium and giardia, without requiring batteries, chemicals, or replaceable filters. — Kari Bodnarchuk, BostonGlobe.com, "Here, there, and everywhere," 18 June 2019 For example, a number of parasites, such as giardia, are missing mitochondria. — Quanta Magazine, "Mongrel Microbe Tests Story of Complex Life," 29 Oct. 2015 Humans usually get a different type of giardia than cats and dogs, the CDC explains. — Carolyn L. Todd, SELF, "How Unsanitary Is It to Kiss Your Pet on the Mouth?," 2 May 2019 Other common parasitical infections like giardia also tend to clear up within a few weeks, sometimes without any symptoms at all. — Eleanor Hildebrandt, Popular Mechanics, "How Parasites Can Lie Dormant for Years Before Killing You," 6 Nov. 2018 Another puppy, Bodhi, was found to have giardia, a parasite typically present in contaminated water, records show, so the whole family was treated for it. — Rebekah L. Sanders, azcentral, "Arizona U-Haul billionaire dumps 7 sick rottweilers on dog rescue in Gilbert," 26 June 2018 But some contain dangerous pathogens that can sicken humans, such as giardia, salmonella and Hepatitis A. The county is not advising against visiting any part of the river, said spokeswoman Kim Nava. — Cynthia Hubert, sacbee, "Heading to the American River this week? Here's where E. coli levels are high," 3 July 2018 When Froehlich called the Shoens' assistant, Froehlich learned the dogs had tested positive for giardia the week before they'd been dropped off. — Rebekah L. Sanders, azcentral, "Arizona U-Haul billionaire dumps 7 sick rottweilers on dog rescue in Gilbert," 26 June 2018 One gram of dog poop can contain up to 23 million fecal coliform bacteria, and dog poop is also a common carrier of whipworms, hookworms, roundworms, parvo, coronavirus, giardia, salmonella, cryptosporidium, and campylobacter. — Wes Siler, Outside Online, "It’s Time to Talk About Dog Poop," 27 Mar. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'giardia.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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2 Jul 2019

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The first known use of giardia was in 1918

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giardia

noun

giar·dia | \ jē-ˈär-dē-ə

, ˈjär-

Medical Definition of giardia

1 capitalized : a genus of flagellate protozoans inhabiting the intestines of various mammals and including one (G. lamblia synonym G. intestinalis) that is associated with diarrhea in humans

2 : any flagellate of the genus Giardia