in·​di·​um | \ ˈin-dē-əm How to pronounce indium (audio) \

Definition of indium

: a silvery malleable fusible chiefly trivalent metallic element that occurs especially in sphalerite ores and is used especially as a plating material, in alloys, and in electronics — see Chemical Elements Table

Examples of indium in a Sentence

Recent Examples on the Web The measurements revealed that alloys of lead, indium, and tin were the likeliest phases. Jennifer Leman, Popular Mechanics, "What These Superconducting Space Rocks Tell Us About the Galaxy," 25 Mar. 2020 In the paper, scientists characterize the meteorites’ material phases as alloys of lead, tin and indium, which is the softest non-alkali metal. Fox News, "Scientists discover extraterrestrial superconductivity in meteorites," 24 Mar. 2020 Kanatzidis’s team combined lithium, indium, phosphorous, and selenium in a layered array of crystals. Caroline Delbert, Popular Mechanics, "Who Wouldn't Want a Pocket-Sized Neutron Detector?," 16 Jan. 2020 Nintendo will partner with Sharp to put the company's IGZO (indium gallium zinc oxide) displays in the Switch, according to a report from the Wall Street Journal. Kyle Orland, Ars Technica, "What Sharp’s IGZO display technology will mean for the Nintendo Switch," 8 Aug. 2019 Officials told us it's basically the equal of a indium gallium solder on the new chip. Gordon Mah Ung, PCWorld, "AMD's new Ryzen 3000 APUs give budget gamers an affordable taste of Radeon Vega," 12 June 2019 Green LEDs have twice the indium content as blue LEDs and are half as efficient. Quanta Magazine, "The Math That Promises to Make the World Brighter," 6 Sep. 2017 Part of the screen assembly is a layer of indium tin oxide, a clear, conductive material. Kevin Dupzyk, Popular Mechanics, "Things Come Apart: Facebook Portal+," 24 Mar. 2019 Demand for some metals like neodymium and indium could grow by more than a dozen times by 2050, and there simply might not be enough supply to power the green revolution. Avery Thompson, Popular Mechanics, "We Might Not Have Enough Materials for All the Solar Panels and Wind Turbines We Need," 13 Dec. 2018

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

1864, in the meaning defined above

History and Etymology for indium

International Scientific Vocabulary ind- + New Latin -ium

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Time Traveler for indium

Time Traveler

The first known use of indium was in 1864

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Cite this Entry

“Indium.” Dictionary, Merriam-Webster, Accessed 6 Aug. 2020.

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More Definitions for indium


in·​di·​um | \ ˈin-dē-əm How to pronounce indium (audio) \

Medical Definition of indium

: a malleable fusible silvery metallic element that is chiefly trivalent, occurs especially in sphalerite ores, and is used as a plating for bearings, in alloys having a low melting point, and in making transistors symbol In — see Chemical Elements Table

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