1 chromium | Definition of chromium

chromium

noun
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

Issues with the product included the chemical residue bifenazate found in the RSO, heavy metal cadmium found in the Glue Buds, heavy metal arsenic found in the Savage signature concentrate and heavy metal chromium found in the Platinum vapes. Kathleen Gray, Detroit Free Press, "State orders recall of marijuana products tested by shuttered Walled Lake lab," 30 Aug. 2019 The soils also tend to have little nitrogen, vital for plants, but plenty of toxic heavy metals, such as nickel and chromium. Elizabeth Pennisi, Science | AAAS, "Meet the monkeyflower, a weed that may hold the key to zebra stripes and other biological mysteries," 29 Aug. 2019 The chromium is stripped from the water and the clean water is reinjected into the ground. Annette Cary, The Seattle Times, "Deliberately contaminating groundwater at Hanford. Is it the key to faster cleanup?," 19 Aug. 2019 The green of emeralds and the red of rubies, for instance, are both caused by chromium atoms, but the atoms in question are bonded into their respective lattices in different ways. The Economist, "A team of chemists are searching for a new red pigment," 11 July 2019 The chromium came from the lacquer, and the preservation came from the dirt. National Geographic, "Ancient advanced weapon technology theory debunked by new research," 4 Apr. 2019 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

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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More Definitions for chromium

chromium

noun

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

chromium

noun
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

chromium

noun
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

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Britannica.com: Encyclopedia article about chromium