PRASEODYMIUM
praseodymium, Pr, atomic number
(noun) a soft yellowish-white trivalent metallic element of the rare earth group; can be recovered from bastnasite or monazite by an ion-exchange process
Source: WordNet® 3.1
Etymology
Noun
praseodymium (usually uncountable, plural praseodymiums)
A chemical element (symbol Pr) with an atomic number of 59, a soft, silvery, malleable and ductile metal, valued for its magnetic, electrical, chemical, and optical properties.
Source: Wiktionary
Pra`se*o*dym"i*um, n. Etym: [Praseo- + didymium.] (Chem.)
Definition: An elementary substance, one of the constituents of didymium; - - so called from the green color of its salts. Symbol Ps. Atomic weight 143.6.
Source: Webster’s Unabridged Dictionary 1913 Edition
Word of the Day
24 November 2024
CUNT
(noun) a person (usually but not necessarily a woman) who is thoroughly disliked; “she said her son thought Hillary was a bitch”
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