EUROPIUM

europium, Eu, atomic number

(noun) a bivalent and trivalent metallic element of the rare earth group

Source: WordNet® 3.1


Etymology

Noun

europium (uncountable)

A metallic chemical element (symbol Eu) with an atomic number of 63.

Source: Wiktionary


Eu*ro"pi*um, n. [NL.; Europe + -ium, as in aluminium.] (Chem.)

Definition: A metallic element of the rare-earth group, discovered spectroscopically by Demarcay in 1896. Symbol, Eu; at. wt., 152.0.

Source: Webster’s Unabridged Dictionary 1913 Edition



RESET




Word of the Day

8 November 2024

REPLACEMENT

(noun) the act of furnishing an equivalent person or thing in the place of another; “replacing the star will not be easy”


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Coffee Trivia

Coffee has initially been a food – chewed, not sipped. Early African tribes consume coffee by grinding the berries together, adding some animal fat, and rolling the treats into tiny edible energy balls.

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