Chromium

n. (Cr) chrome a metallic element (Chemistry)

Chromium (IPA: ) is a chemical element in the periodic table that has the symbol Cr and atomic number 24. It is a steel-gray, lustrous, hard metal that takes a high polish and has a high melting point. It is also odourless, tasteless, and malleable.
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Chromium /chro·mi·um/ a chemical element, at. no. 24. It is an essential dietary trace element, but hexavalent chromium is carcinogenic. [more]Chromium - Community and Resources

Noun
1. a hard brittle blue-white multivalent metallic element; resistant to corrosion and tarnishing
(synonym) Cr, atomic number 24
(hypernym) metallic element, metal
(hyponym) chrome
(substance-holonym) chromite

n. chromium, chrome (metallic element)