io·​dide | \ ˈī-ə-ˌdīd How to pronounce iodide (audio) \

Definition of iodide

: a salt of hydriodic acid also : the monovalent anion I of such a salt

Examples of iodide in a Sentence

Recent Examples on the Web Face creams often contain mercury salts, but the woman’s toiletry item contained much stronger methylmercury iodide. Los Angeles Times, "Woman hospitalized with mercury poisoning after using face cream from Mexico," 13 Sep. 2019 Spooked residents rushed to buy iodide, which can help limit the damage from exposure to radiation. Washington Post, "5 Russian nuclear engineers buried after rocket explosion," 12 Aug. 2019 The chemistry used for the battery is zinc iodide, which was chosen for a combination of high energy density (in theory, up to half that of current lithium-ion batteries), neutral pH, and low viscosity (important for a hydraulic fluid). John Timmer, Ars Technica, "Researchers make a robotic fish with a battery for blood," 19 June 2019 Nataliyamalikite consists of a nearly cubic arrangement of equal parts thallium and iodine atoms, to form thallium iodide crystals. Sophia Chen, WIRED, "New Analysis Techniques Unearth a Trove of Unusual Minerals," 1 July 2019 Shepherd and his team, who have applied for a patent on their design, used what’s called zinc iodide redox flow batteries, which have a liquid electrolyte solution in them that acts as an energy reserve. Emily Toomey, Smithsonian, "Engineers Built a Robotic Lionfish With an Energetic Bloodstream," 19 June 2019 In addition, the California Department of Public Health will start scanning Parcel A using using sodium iodide detectors — a method that some environmentalists have said wouldn’t accurately determine the safety of the environment. J.k. Dineen,, "Building paused as questions linger over contamination at SF’s Hunters Point," 28 June 2018 Combine three teaspoons of pickling or canning salt (containing no iodide, anti-caking agents, or preservatives—these can irritate your nasal lining) and one teaspoon of baking soda, then store this mixture in an airtight container. Korin Miller, SELF, "9 Allergy Remedies Allergists Actually Use," 1 Mar. 2018 Potassium-iodide pills, which were available in some shelters, provided protection; elsewhere people drank bottled water, or as little water as possible. Nan Randall, The Atlantic, "'Charlottesville': A Government-Commissioned Story About Nuclear War," 25 Jan. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word '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 iodide

1822, in the meaning defined above

History and Etymology for iodide

iod(ine) + -ide

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Cite this Entry

“Iodide.” Dictionary, Merriam-Webster, Accessed 2 Mar. 2021.

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More Definitions for iodide


io·​dide | \ ˈī-ə-ˌdīd How to pronounce iodide (audio) \

Medical Definition of iodide

: a salt of hydriodic acid also : the monovalent anion I of such a salt

More from Merriam-Webster on iodide

Nglish: Translation of iodide for Spanish Speakers Encyclopedia article about iodide

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