Definition of rhenium
: a rare heavy metallic element that is obtained either as a gray powder or as a silver-white hard metal, is usually extracted as a by-product of molybdenum smelting, and is used especially in catalysts and alloys — see element table
Recent Examples of rhenium from the Web
For example, the DoD is pushing to improve the recovery of rhenium, a rare earth element that is key to produce the new stealth Joint Strike Fighters for its exceptional heat-resistant properties.
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Origin and Etymology of rhenium
New Latin, from Latin Rhenus Rhine River
First Known Use: 1925See Words from the same year
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Britannica.com: Encyclopedia article about rhenium
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