: 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
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
The iodide pills help prevent the thyroid gland from absorbing radiation, which could lead to tumors, but do not treat other kinds of radiation exposure, according to the CDC.
—Trevor Hughes, USA TODAY, 8 Dec. 2022
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
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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
The iodide pills help prevent the thyroid gland from absorbing radiation, which could lead to tumors, but do not treat other kinds of radiation exposure, according to the CDC.
—Trevor Hughes, USA TODAY, 8 Dec. 2022
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
Cite this Entry
“Iodide.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/iodide. Accessed 10 Jun. 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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