“Coffee, the favorite drink of the civilized world.” – Thomas Jefferson, third president of the United States
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
Recent Word Finds
Word of the Day
18 March 2025
ODONTOGLOSSUM
(noun) any of numerous and diverse orchids of the genus Odontoglossum having racemes of few to many showy usually large flowers in many colors
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