vanadium
வெண்ணாகம், எஃகு வகைக்கு உரமூட்டப் பயன்படும் கடினமான சாம்பல்நிற உலோகத் தனிமம்.
Va*na"di*um, n. Etym: [NL., fr. Icel. Vanadis, a surname of the Scandinavian goddess Freya.] (Chem.) Defn: A rare element of the nitrogen-phosphorus group, found combined, in vanadates, in certain minerals, and reduced as an infusible, grayish-white metallic powder. It is intermediate between the metals and the non-metals, having both basic and acid properties. Sumbol V (or Vd, rarely). Atomic weight 51.2.