amoeba
noun
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Definition of amoeba
Illustration of amoeba
amoeba: 1 pseudopodium, 2 nucleus, 3 contractile vacuole, 4 food vacuole
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Examples of amoeba in a Sentence
Recent Examples on the Web
The smallest of amoebas might be able to cram themselves in, with a diameter of just a few micrometers themselves. — Avery Thompson, Popular Mechanics, "Scientists Build the Tiniest House in the World," 25 July 2018 Instinctively, the amoeba would extend tendrils into the channels to try and get the food. — Avery Thompson, Popular Mechanics, "A Single Cell Hints at a Solution to the Biggest Problem in Computer Science," 27 Dec. 2018 These crippling and even fatal diseases include African sleeping sickness, a brain-eating amoeba, hookworm, roundworms that infiltrate the lymphatic system, and malaria. — Bradley J. Fikes, sandiegouniontribune.com, "UCSD steps up fight against tropical parasitical diseases," 4 July 2018 Tragically, Minnesota has seen two fatalities in children caused from a waterborne amoeba that enters the nose and attacks the brain. — Glenn Howatt, chicagotribune.com, "Swimming pools, hot tubs are more likely than lakes to make you sick, studies find," 11 July 2018 These include a species of a brain-eating amoeba that can legally be grown in animal models at only two places in the U.S., the Centers for Disease Control and Prevention in Atlanta, and UCSD. — Bradley J. Fikes, sandiegouniontribune.com, "UCSD steps up fight against tropical parasitical diseases," 4 July 2018 This marks the third time the amoeba has been detected in the water since 2015. — CBS News, "Brain-eating amoeba found in Louisiana water district for third time since 2015," 13 June 2018 Thousands - tens of thousands, really - of fingernail-size menhaden hung in there, moving like a giant, glittering amoeba, all facing into the flow and feeding on phytoplankton carried to them on the conveyor belt that was the tidal current. — Shannon Tompkins, Houston Chronicle, "Bay food chain comes to life with tide change," 14 Apr. 2018 Tragically, Minnesota has seen two fatalities in children caused from a waterborne amoeba that enters the nose and attacks the brain. — Glenn Howatt, chicagotribune.com, "Swimming pools, hot tubs are more likely than lakes to make you sick, studies find," 11 July 2018These example sentences are selected automatically from various online news sources to reflect current usage of the word 'amoeba.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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More Definitions for amoeba
amoeba
noun
English Language Learners Definition of amoeba
See the full definition for amoeba in the English Language Learners Dictionary
amoeba
noun
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Kids Definition of amoeba
amoeba
nounMedical Definition of amoeba
2 also ameba
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also amebas
or amebae
: a protozoan of the genus Amoeba
broadly
: an amoeboid protozoan (as a naked rhizopod)
Other Words from amoeba
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adjective
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