LUTETIUM

lutetium, lutecium, Lu, atomic number

(noun) a trivalent metallic element of the rare earth group; usually occurs in association with yttrium

Source: WordNet® 3.1


Etymology

Noun

lutetium (uncountable)

A chemical element (symbol Lu) with an atomic number of 71, a silvery-white metal which resists corrosion in dry air.

Synonyms

• cassiopeium (name proposed by Baron Carl Auer von Welsbach, one of the discoverers of lutetium, but rejected)

Source: Wiktionary



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Word of the Day

25 November 2024

ONCHOCERCIASIS

(noun) infestation with slender threadlike roundworms (filaria) deposited under the skin by the bite of black fleas; when the eyes are involved it can result in blindness; common in Africa and tropical America


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Coffee Trivia

The average annual yield from one coffee tree is the equivalent of 1 to 1 1/2 pounds of roasted coffee. It takes about 4,000 hand-picked green coffee beans to make a pound of coffee.

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