iodide

noun

io·​dide ˈī-ə-ˌdīd How to pronounce iodide (audio)
: 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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The change resulted in the formation of hydrogen bonds connecting the ammonium group to the lead iodide fragments, thereby getting the 2D layer to stick to the pure inorganic perovskite. Mrigakshi Dixit, Interesting Engineering, 8 Oct. 2025 The company's zinc-iodide flow battery technology addresses what Michaelson sees as lithium-ion's limitations for stationary storage. Geri Stengel, Forbes.com, 8 Sep. 2025 In a wafer-thin crystalline sample of nickel iodide, the team observed that the spins of nickel atoms were arranged in a spiral pattern throughout the material’s lattice. Abhimanyu Ghoshal, New Atlas, 13 June 2025 Though public health officials said people self-treating with iodide supplements were more likely to harm than help themselves, orders spiked so sharply that Toby’s website crashed. Matt Hongoltz-Hetling, Popular Science, 4 May 2023 See All Example Sentences for iodide

Word History

Etymology

iod(ine) + -ide

First Known Use

1822, in the meaning defined above

Time Traveler
The first known use of iodide was in 1822

Browse Nearby Words

Cite this Entry

“Iodide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/iodide. Accessed 22 Oct. 2025.

Kids Definition

iodide

noun
io·​dide ˈī-ə-ˌdīd How to pronounce iodide (audio)
: a compound of iodine with another element or chemical group

Medical Definition

iodide

noun
io·​dide ˈī-ə-ˌdīd How to pronounce iodide (audio)
: a salt of hydriodic acid
also : the monovalent anion I of such a salt

More from Merriam-Webster on iodide

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