potassium iodide

noun

Chemistry, Pharmacology.

1. a white, crystalline, water-soluble powder, KI, having a bitter saline taste: used chiefly in the manufacture of photographic emulsions, as a laboratory reagent, in the preparation of Gram's solution for biological staining, and in medicine as an expectorant and to treat thyroid conditions.

potassium iodide

1. A white crystalline compound used in photography and medicine and as a reagent in chemical analysis. It is also added to table salt to prevent goiter and other iodide-deficiency disorders. Chemical formula: KI.

Example Sentences

Cloud seeding involves injecting chemical salts including silver or potassium iodide into clouds via aircraft or through generators on the ground.

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But in the event of a nuclear accident, people who may be exposed to iodine 131 can take potassium iodide tablets, which provide enough non-radioactive iodine 127 to saturate the thyroid.

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In 2016, Mr. Altman said he was amassing “guns, gold, potassium iodide, antibiotics, batteries, water, gas masks from the Israeli Defense Force and a big patch of land in Big Sur I can fly to.”

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It has bought a large number of potassium iodide pills and protective equipment for distribution, he added.

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Just days after the Russian invasion began, Czechs bought potassium iodide pills as a precaution of sorts against a nuclear attack.

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