(n.) A rare element of the chromium group, occurring in nature in the minerals molybdenite and wulfenite, and when reduced obtained as a hard, silver-white, difficulty fusible metal. Symbol Mo. Atomic weight 95.9.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). molybdenum. Retrieved September 25, 2026, from http://smartdefine.org/molybdenum/definitions/2033936 |
| Chicago | Webster's. 2011. "molybdenum" http://smartdefine.org/molybdenum/definitions/2033936 (accessed September 25, 2026). |
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| MLA | Webster's. "molybdenum" 27 May 2011. Web. 25 September 2026. <http://smartdefine.org/molybdenum/definitions/2033936> |