adjective ru·the·ni·ous \rüˈthēnēəs\
variants: less commonly



Definition of ruthenious

  1. :  of, relating to, or derived from ruthenium —used especially of compounds in which this element has a relatively low valence

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Origin and Etymology of ruthenious

ruthenious from New Latin ruthenium + English -ous; ruthenous from ruthen- + -ous

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a rounded knoll or a ridge of ice

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