LANTHANUMS

Noun

lanthanums

plural of lanthanum

Source: Wiktionary


LANTHANUM

Lan"tha*num, n. Etym: [NL., fr. Gr. (Chem.)

Definition: A rare element of the group of the earth metals, allied to aluminium. It occurs in certain rare minerals, as cerite, gadolinite, orthite, etc., and was so named from the difficulty of separating it from cerium, didymium, and other rare elements with which it is usually associated. Atomic weight 138.5. Symbol La. [Formerly written also lanthanium.]

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

10 March 2025

FABLED

(adjective) celebrated in fable or legend; “the fabled Paul Bunyan and his blue ox”; “legendary exploits of Jesse James”


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Coffee Trivia

In 1884, Angelo Moriondo of Turin, Italy, demonstrated the first working example of an espresso machine.

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