Molybdenum

/məˈlɪb.dən.əm/

Meaning & Definition

noun
A metallic element (symbol Mo) that is used chiefly in alloys and for its ability to withstand high temperatures.
Molybdenum is a crucial component in high-speed steel and other tools that require high hardness.
A chemical element with atomic number 42, known for its high melting point and strength.
The addition of molybdenum to steel enhances its strength and durability.
An essential trace element for plants, playing a key role in nitrogen metabolism.
Molybdenum deficiency in plants can lead to stunted growth and poor nitrogen fixation.

Etymology

From New Latin molybdaenum, from Greek molubdos meaning 'lead'.

Common Phrases and Expressions

molybdenum disulfide
A compound used as a lubricant.
molybdenum wire
A wire made from molybdenum used in high-temperature applications.

Related Words

steel
An alloy made primarily of iron and carbon used for construction and manufacturing.
alloy
A mixture of two or more metals.

Slang Meanings

Moly
They use moly in their high-performance products.
Molyb
The molybdenum content in this steel is impressive.