From ruthenium + -ous. <span class="searchmatch">ruthenious</span> (not comparable) (chemistry) Pertaining to, or containing, ruthenium; designating those compounds in which it has a...
ammonium ruthenium chloride ruthenate rutheniate ruthenic ruthenio- <span class="searchmatch">ruthenious</span> ruthenite ruthenium dioxide ruthenium oxide ruthenium red ruthenium tetroxide...