chromium

noun

chro·​mi·​um ˈkrō-mē-əm 

: 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

Ultimately, the program identified an alloy consisting of specific proportions of ruthenium, chromium, and titanium. —New Atlas, 2 Sep. 2024

So, each stone's elemental structure – such as the presence (or lack) of iron, titanium or chromium – will contribute to its unique coloring. —Olivia Munson, USA TODAY, 1 Sep. 2024

But chromium is present in the crust and might have leached into the layer and contaminated it. —Byadam Mann, science.org, 15 Aug. 2024

Hexavalent chromium is used in a number of different industries besides automotive. —Peter Valdes-Dapena, CNN, 14 June 2024

Word History

Etymology

chrome entry 1 + -ium

First Known Use

1807, in the meaning defined above

Phrases Containing chromium

• chromium picolinate

Kids Definition

chromium

noun

chro·​mi·​um ˈkrō-mē-əm 

: 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 

: a blue-white metallic element found naturally only in combination and used especially in alloys and in electroplating

—symbol Cr see Chemical Elements Table