chro·mi·um | \ ˈkrō-mē-əm \

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

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 The chromium alters the crystal structure so that all but red light tends to be absorbed. C. Claiborne Ray, New York Times, "From One Mineral, Brilliant Reds and Bright Blues," 22 June 2018 For rubies, the ideal composition includes significant traces of chromium but little or no iron. C. Claiborne Ray, New York Times, "From One Mineral, Brilliant Reds and Bright Blues," 22 June 2018 As if the asbestos findings aren't scary enough, the lab also found the heavy metals barium, chromium, selenium and lead in Just Shine Shimmer Powder. Marci Robin, Good Housekeeping, "UPDATE: Justice Has Just Announced a Recall of 8 Makeup Products Due to Asbestos Concerns," 1 Feb. 2018 Finally, the condition is more common in people whose hands are wet a lot throughout the day like health care workers, hairstylists, and florists, as well as people who work with cement, chromium, cobalt, or nickel, the AAD says. Korin Miller, SELF, "5 Types of Eczema You Should Know, Because There’s Actually More Than One," 31 May 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

13 Sep 2018

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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 \

Kids Definition of chromium

: a bluish white metallic chemical element used especially in alloys


chro·mi·um | \ ˈkrō-mē-əm \

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

Comments on chromium

What made you want to look up chromium? Please tell us where you read or heard it (including the quote, if possible).


the setting in which something occurs

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