potassium iodide

noun

: 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
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To make a calotype, the operator sensitized a sheet of good-quality writing paper with silver nitrate and potassium iodide. Anika Burgess july 17, Literary Hub, 17 July 2025 Taking these medications with potassium iodide can raise the risk of hyperkalemia. Johna Burdeos, Health, 11 Aug. 2024 Taking them with potassium iodide can increase the risk of hyperkalemia (elevated blood potassium levels). Johna Burdeos, Health, 11 Aug. 2024 This includes distributing potassium iodide pills to block the intake of radioiodine to prevent thyroid cancer. Bennett Ramberg, Foreign Affairs, 28 Aug. 2017 See All Example Sentences for potassium iodide

Word History

First Known Use

1851, in the meaning defined above

Time Traveler
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 7 Aug. 2025.

Medical Definition

potassium iodide

noun
: 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
Last Updated: - Updated example sentences
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