Definition of ruthenium
: a rare hard silvery-white metallic element occurring in platinum ores and used especially as a catalyst and to harden alloys — see element table
Recent Examples of ruthenium from the Web
Rhodium, iridium and ruthenium count among the precious metals that are more rare than gold, according to the U.K.’s Royal Mint.
Researchers detected the behavior in a crystal of ruthenium trichloride at the Oak Ridge National Laboratory in Tennessee.
Combining a small amount of hydrogen brought from Earth with martian atmospheric carbon dioxide in the presence of a nickel or ruthenium catalyst would yield methane and water.
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Origin and Etymology of ruthenium
New Latin, from Medieval Latin Ruthenia Ruthenia
First Known Use: 1829See Words from the same year
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