(mineralogy) A hexagonal-dihexagonal dipyramidal white mineral containing iridium, osmium, and ruthenium.

(mineralogy) An orthorhombic-dipyramidal mineral containing carbon, oxygen, and uranium.

Sorrowfully, ruefully. / In a manner that causes pity; piteously. / Compassionately; mercifully.

plural of rutherford

(chemistry) Pertaining to, or containing, ruthenium; designating those compounds in which it has a lower valence as contrasted with ruthenic compounds.

A native or inhabitant of Ruthenia; a Ukrainian, a Belarusian, usually in a historical context.

Any of various languages historically spoken in Ruthenia; West Russian, also known as Old Ukrainian, Old Belarusian and Rusian, any Old East Slavic descendant, which is different from Russian, Great Russian or "East Russian"

Of or related to Ruthenia.

plural of Ruthenian

(slang, derogatory, New Zealand politics) The period of free-market economic reform conducted during the first term of the fourth National government in New Zealand, from 1990 to 1993.