rhenium
noun
rhe·ni·um
| \ ˈrē-nē-əm
\
\
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 Chemical Elements Table
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More Definitions for rhenium
rhenium
noun
rhe·ni·um
| \ ˈrē-nē-əm
\
\
Medical Definition of rhenium
: a rare heavy metallic element that resembles manganese, is obtained either as a powder or as a silver-white hard metal, and is used in catalysts for dehydrogenation and in thermocouples
—symbol Re
— see Chemical Elements Table