chro·​mi·​um | \ ˈkrō-mē-əm How to pronounce chromium (audio) \

Definition of chromium

: a blue-white metallic element found naturally only in combination and used especially in alloys and in electroplating — see Chemical Elements Table

Examples of chromium in a Sentence

Recent Examples on the Web It’s also made by conventional methods, and has the minimum amount of chromium to be considered stainless. Popular Science, "A deep dive into how knife blades are made," 15 Jan. 2020 Inconel is an alloy of nickel and chromium, and is supposed to be used in places where greater strength and corrosion resistance are required, while the titanium bolts are used in areas where its strength and lightness helps reduce weight. Jamie Mcintyre, Washington Examiner, "America’s longest war is now its most expensive, and almost all the key indicators are trending the wrong way," 31 Jan. 2020 Hexavalent chromium is associated with cancer, kidney and liver damage, among other health effects. Keith Matheny, Detroit Free Press, "Property owner blamed for green ooze on I-696 left barrels strewn on Thumb land," 9 Jan. 2020 In real fur, chromium which is bad for both humans and the environment, is used during tanning. Kristin Larson, Fortune, "Consumers Are Turning Away From Real Fur, but Faux Fur Is Not a Perfect Fashion Fix," 30 Dec. 2019 Hexavelent chromium is usually produced during industrial processes like plating and is known to cause cancer, according to the Occupational Safety and Health Administration. Amir Vera, CNN, "A cancerous green slime was found oozing onto a Detroit highway, officials say," 21 Dec. 2019 In the end, the Russians retained their prize — control over the chromium operation. Michael Schwirtz, New York Times, "How Russia Meddles Abroad for Profit: Cash, Trolls and a Cult Leader," 11 Nov. 2019 State records showed the company’s Midwest Plant had violated chromium limits in its water pollution permit at least four times since 2013. Michael Hawthorne,, "With EPA and Indiana on sidelines, groups threaten to sue steel mill for fish-killing chemical spills in Lake Michigan tributary," 7 Oct. 2019 Hexavalent chromium is the same chemical Pacific Gas and Electric Company was accused of contaminating the drinking water in a California town in the famous lawsuit brought by activist Erin Brockovich. USA TODAY, "Liquid oozes onto highway, red squirrels rising, floods, oysters, exploding ATM: News from around our 50 states," 24 Dec. 2019

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

1807, in the meaning defined above

History and Etymology for chromium

chrome entry 1 + -ium

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Time Traveler for chromium

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The first known use of chromium was in 1807

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Statistics for chromium

Last Updated

28 Mar 2020

Cite this Entry

“Chromium.” Dictionary, Merriam-Webster, Accessed 8 Apr. 2020.

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How to pronounce chromium (audio)

English Language Learners Definition of chromium

: a blue-white metallic element that is combined with other metals and used to cover other metals with a shiny surface


chro·​mi·​um | \ ˈkrō-mē-əm How to pronounce chromium (audio) \

Kids Definition of chromium

: a bluish white metallic chemical element used especially in alloys


chro·​mi·​um | \ ˈkrō-mē-əm How to pronounce chromium (audio) \

Medical Definition of chromium

: a blue-white metallic element found naturally only in combination and used especially in alloys and in electroplating symbol Cr — see Chemical Elements Table

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More from Merriam-Webster on chromium

Spanish Central: Translation of chromium

Nglish: Translation of chromium for Spanish Speakers

Britannica English: Translation of chromium for Arabic Speakers Encyclopedia article about chromium

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