potassium iodide

noun

Definition of potassium iodide

: a crystalline salt KI that is very soluble in water and is used medically chiefly in the treatment of hyperthyroidism, to block thyroidal uptake of radioactive iodine, and as an expectorant

Examples of potassium iodide in a Sentence

Recent Examples on the Web Mayor Phil Stoddard keeps enough potassium iodide on hand for all the children of South Miami. Mario Alejandro Ariza, The New Republic, "Calm Before the Storm," 30 Sep. 2019 Schrier demonstrated the catalytic decomposition of hydrogen peroxide, a reaction that occurs when hydrogen peroxide comes in contact with a catalyst like potassium iodide, which Schrier used in her presentation. Aj Willingham, CNN, "The newly-crowned Miss Virginia did a science experiment for her talent performance," 3 July 2019 Doses of potassium iodide, if administered within ten days, can protect against thyroid cancer. Mona Charen, National Review, "Lessons of Chernobyl," 7 June 2019 In Hawaii and other parts of the United States, there has been, for example, a spike in sales of potassium iodide, a drug that can block the thyroid gland from absorbing radioactive iodine released in a nuclear attack. Clyde Haberman, New York Times, "‘This Is Not a Drill’: The Growing Threat of Nuclear Annihilation," 13 May 2018 Demand for potassium iodide from the website nukepills.com soared after Trump’s comments, according to Kaiser Health News (KHN). Korin Miller, SELF, "Sorry, Potassium Iodide Pills Alone Won’t Save You From a Nuclear Attack—But Here’s What Might," 12 Jan. 2018 Orders have been flooding in for potassium iodide pills, fine-particulate face masks and radiation wipes. The Washington Post, NOLA.com, "What to do in case of a nuclear attack," 14 Jan. 2018 Orders have been flooding in for potassium iodide pills, fine-particulate face masks and radiation wipes. The Washington Post, OregonLive.com, "What to do in case of a nuclear attack," 14 Jan. 2018 States with nuclear reactors and populations within a 10-mile radius of the reactors stockpile potassium iodide to distribute in case of an emergency, according to the Nuclear Regulatory Commission. NBC News, "Anti-radiation drug sales skyrocket after ‘nuclear button’ tweet," 11 Jan. 2018

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

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First Known Use of potassium iodide

1851, in the meaning defined above

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The first known use of potassium iodide was in 1851

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Cite this Entry

“Potassium iodide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/potassium%20iodide. Accessed 21 Sep. 2020.

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More Definitions for potassium iodide

potassium iodide

noun

Medical Definition of potassium iodide

: a crystalline salt KI that is very soluble in water and is used medically chiefly in the treatment of hyperthyroidism, to block thyroidal uptake of radioactive iodine, and as an expectorant

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