niobous
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niobous — [nī ō′bəs] adj. Chem. of or containing trivalent niobium … English World dictionary
niobous — /nuy oh beuhs/, adj. 1. Chem. containing trivalent niobium, as niobous chloride, NbCl3. 2. of or pertaining to niobium. [1860 65; NIOB(IUM) + OUS] * * * … Universalium
niobous — /naɪˈoʊbəs/ (say nuy ohbuhs) adjective Obsolete 1. containing trivalent niobium, as niobous chloride, NbCl3. 2. of or relating to niobium …
niobous — ni·o·bous … English syllables
niobous — (ˈ)nī|ōbəs adjective Etymology: New Latin niobium + ous : of, relating to, or containing niobium used especially of compounds in which this element has a lower valence than in niobic compounds … Useful english dictionary
columbous — /keuh lum beuhs/, adj. Chem. niobous. [COLUMB(IUM) + OUS] * * * … Universalium
columbous — /kəˈlʌmbəs/ (say kuh lumbuhs) adjective Chemistry → niobous …
niobium — n. Chem. a rare grey blue metallic transition element occurring naturally in several minerals and used in alloys for superconductors. Usage: Symb.: Nb. Also called COLUMBIUM. Derivatives: niobic adj. niobous adj. Etymology: Niobe daughter of… … Useful english dictionary
columbous — /keuh lum beuhs/, adj. Chem. niobous. [COLUMB(IUM) + OUS] … Useful english dictionary
