: a salt of hydriodic acid
also
: the monovalent anion I− of such a salt
Examples of iodide in a Sentence
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The researchers did finally settle upon synthetic nickel iodide as the ideal material for a 2D multiferroic, but the team had to abandon top-down production techniques, such as exfoliation, and instead moved to a bottom-up manufacturing technique in which the nickel iodide was grown on a substrate.
—
IEEE Spectrum, 9 Mar. 2022
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
These have electrolytic zinc iodide and zinc bromide fluids dissolving and releasing energy through a chemical reduction and oxidation reaction (hence the term 'redox').
—New Atlas, 30 Jan. 2025
According to a report in Critical Care Explorations, researchers last year identified a hidden hero that evolved to combat the stress: iodide, a form of iodine released by thyroid hormones.
—Marisa Sloan, Discover Magazine, 9 Dec. 2021
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IEEE Spectrum, 9 Mar. 2022
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
These have electrolytic zinc iodide and zinc bromide fluids dissolving and releasing energy through a chemical reduction and oxidation reaction (hence the term 'redox').
—New Atlas, 30 Jan. 2025
According to a report in Critical Care Explorations, researchers last year identified a hidden hero that evolved to combat the stress: iodide, a form of iodine released by thyroid hormones.
—Marisa Sloan, Discover Magazine, 9 Dec. 2021
See All Example Sentences for iodide
Cite this Entry
“Iodide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/iodide. Accessed 7 Aug. 2025.
Copy CitationKids Definition
iodide
noun
io·dide
ˈī-ə-ˌdīd 
: a compound of iodine with another element or chemical group
Medical Definition
iodide
noun
io·dide
ˈī-ə-ˌdīd
: a salt of hydriodic acid
also
: the monovalent anion I− of such a salt
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