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

Preliminary post-mortem exams showed damaged bone marrow and unexplained high levels of cadmium, antimony, chromium and other metals in her blood. Washington Post, "Never mind the tax fraud and ‘bunga bunga’ scandals. These Italians won’t give up on Berlusconi.," 28 June 2019 This included minimally treated oil and dangerous substances like cyanide and hexavalent chromium. Dustin Renwick, National Geographic, "Five years on, the Flint water crisis is nowhere near over," 25 Apr. 2019 Lobos said that most of the remaining work involves treating the groundwater to remove hexavalent chromium in an effort expected to last 12 years. Hal Bernton, The Seattle Times, "$200 million Superfund agreement reached to finish cleanup of 2 Hanford areas," 1 Aug. 2018 If there are direct pathways, the health effects are certain: The damage that arsenic, boron, chromium, and radon can do to humans is well-established in scientific literature. Emily Atkin, The New Republic, "Is Coal Waste Leaching Into America’s Drinking Water?," 12 Mar. 2018 Electronics contain heavy metals, including lead, mercury, cadmium, and hexavalent chromium that can be harmful if released into the environment. Amy Lavalley, Post-Tribune, "Electronics drop-off locations reduced by one in Porter County," 1 May 2018 Last April, Surfrider Chicago took its advocacy to another level after U.S. Steel discharged nearly 300 pounds of toxic hexavalent chromium into the Burns Waterway in Portage, which flows into Lake Michigan. David North, Chicago Reader, "Sickened surfers say the best waves in Lake Michigan are in the polluted waters off northwest Indiana," 10 July 2018 Having sweaty or moist hands Wetting your hands throughout the day for work Working with cement Working with metals like chromium, cobalt, or nickel What are common dyshidrotic eczema symptoms? Korin Miller, SELF, "How to Tell If Your Blisters Are Actually Dyshidrotic Eczema," 22 June 2018 Detmer suggests looking for products made with 304 stainless steel, which indicates the percentage of noniron constituents in the steel, primarily nickel and chromium. Richard A. Marini, San Antonio Express-News, "S.A.’s money’s no object, high-end outdoor kitchens," 2 July 2018

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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Statistics for chromium

Last Updated

5 Jul 2019

Look-up Popularity

Time Traveler for chromium

The first known use of chromium was in 1807

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More Definitions for chromium



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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