molybdenum

noun

mo·​lyb·​de·​num mə-ˈlib-də-nəm How to pronounce molybdenum (audio)
: a metallic element that resembles chromium and tungsten in many properties, is used especially in strengthening and hardening steel, and is a trace element in plant and animal metabolism see Chemical Elements Table

Examples of molybdenum in a Sentence

Recent Examples on the Web The mound of waste began leaching arsenic and other harmful materials — including chromium, boron, molybdenum and more — into the water supply. Sarah Bowman, The Indianapolis Star, 30 May 2024 If the deficiency symptoms appear on older leaves first, then the deficiency symptoms are possibly caused by one of the nutrients that are mobile in plants, such as nitrogen, phosphorus, potassium, magnesium, chlorine, or molybdenum. Dr. Haiying Tao, Hartford Courant, 3 Feb. 2024 Minerals such as iron, calcium, iodine, magnesium, selenium, copper, molybdenum, and manganese can also lead to serious side effects if consumed in excess. Sarah Anzlovar, Ms, Rd, Verywell Health, 4 June 2024 Minerals iron, calcium, iodine, magnesium, selenium, copper, molybdenum, and manganese also can be damaging if consumed in excess. Anne Cook Carroll, Verywell Health, 15 May 2024 See all Example Sentences for molybdenum 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'molybdenum.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

New Latin, from molybdena, a lead ore, molybdenite, molybdenum, from Latin molybdaena galena, from Greek molybdaina, from molybdos lead

First Known Use

1794, in the meaning defined above

Time Traveler
The first known use of molybdenum was in 1794

Dictionary Entries Near molybdenum

Cite this Entry

“Molybdenum.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/molybdenum. Accessed 25 Jul. 2024.

Kids Definition

molybdenum

noun
mo·​lyb·​de·​num mə-ˈlib-də-nəm How to pronounce molybdenum (audio)
: a metallic element used in steel alloys to give greater strength and hardness see element

Medical Definition

molybdenum

noun
mo·​lyb·​de·​num -də-nəm How to pronounce molybdenum (audio)
: a metallic element that resembles chromium and tungsten in many properties, is used especially in strengthening and hardening steel, and is a trace element in plant and animal metabolism
symbol Mo
see Chemical Elements Table

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