chromium

noun

chro·​mi·​um ˈkrō-mē-əm How to pronounce chromium (audio)
: 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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Mine waste including hexavalent chromium—the same cancer-​causing toxin that Erin Brockovich famously campaigned against—has polluted streams and waterways. Vince Beiser, TIME, 29 Nov. 2024 In an investigation of a range of these products, published Wednesday in Environmental Science & Technology Letters, the researchers found that several contained high levels of at least one metal, including chromium and cadmium. Sharon Udasin, The Hill, 30 Oct. 2024 However, the old oil from a lawn mower picks up various contaminants, including lead, cadmium, chromium, arsenic, and more. Timothy Dale, Better Homes & Gardens, 12 Oct. 2024 Malibu’s tap water may have more hexavalent chromium while Pasadena’s doesn’t have any. Deborah Vankin, Los Angeles Times, 22 July 2024 See all Example Sentences for chromium 

Word History

Etymology

chrome entry 1 + -ium

First Known Use

1807, in the meaning defined above

Time Traveler
The first known use of chromium was in 1807

Dictionary Entries Near chromium

Cite this Entry

“Chromium.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/chromium. Accessed 23 Dec. 2024.

Kids Definition

chromium

noun
chro·​mi·​um ˈkrō-mē-əm How to pronounce chromium (audio)
: a blue-white metallic element found in nature only in combination and used especially in alloys and in chrome plating see element

Medical Definition

chromium

noun
chro·​mi·​um ˈkrō-mē-əm How to pronounce chromium (audio)
: a blue-white metallic element found naturally only in combination and used especially in alloys and in electroplating
symbol Cr
see Chemical Elements Table

More from Merriam-Webster on chromium

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