Vocabulary : Ruth to Rutile
Ruth : Sorrow for the misery of another; pity; tenderness. ;; That which causes pity or compassion; misery; distress; a pitiful sight.Ruthenic : Pertaining to, or containing, ruthenium; specifically, designating those compounds in which it has a higher valence as contrasted with ruthenious compounds.
Ruthenious : Pertaining to, or containing, ruthenium; specifically, designating those compounds in which it has a lower valence as contrasted with ruthenic compounds.
Ruthenium : A rare element of the light platinum group, found associated with platinum ores, and isolated as a hard, brittle steel-gray metal which is very infusible. Symbol Ru. Atomic weight 103.5. Specific gravity 12.26. See Platinum metals, under Platinum.
Ruthful : Full of ruth ;; Pitiful; tender. ;; Full of sorrow; woeful. ;; Causing sorrow.