MOLYBDENUM

molybdenum, Mo, atomic number

(noun) a polyvalent metallic element that resembles chromium and tungsten in its properties; used to strengthen and harden steel

Source: WordNet® 3.1


Etymology

Noun

molybdenum (countable and uncountable, plural molybdenums or molybdena)

A chemical element (symbol Mo) with an atomic number of 42: a silvery metal, not found as a free element, used in steel alloys.

A single atom of this element.

Source: Wiktionary


Mol`yb*de"num, n. Etym: [NL.: cf. F. molybdène. See Molybdena.] (Chem.)

Definition: 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.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

12 May 2025

UNSEASONED

(adjective) not tried or tested by experience; “unseasoned artillery volunteers”; “still untested in battle”; “an illustrator untried in mural painting”; “a young hand at plowing”


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Coffee Trivia

Plain brewed coffee contains almost no calories, while coffee with dairy products, sugar, and other flavorings is much higher in calories. An espresso has 20 calories. A nonfat latte has 72, while a flavored one has 134.

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