(n.) 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. Symbol V (or Vd, rarely). Atomic weight 51.2.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). vanadium. Retrieved September 20, 2026, from http://smartdefine.org/vanadium/definitions/2078695 |
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| MLA | Webster's. "vanadium" 28 May 2011. Web. 20 September 2026. <http://smartdefine.org/vanadium/definitions/2078695> |