praseodymium
/ˌpɹeɪzioʊˈdɪmiəm/ noun
Forms praseodymiums
- noun A chemical element (symbol Pr) with an atomic number of 59, a soft, silvery, malleable and ductile rare earth metal, valued for its magnetic, electrical, chemical, and optical properties.
Synonyms
Etymology
From Ancient Greek πράσιος (prásios, “leek-green”) + didymium.
Webster’s 1913
- noun An elementary substance, one of the constituents of didymium; - -so called from the green color of its salts. Symbol Ps. Atomic weight 143.6.
Etymology [Praseo- + didymium.]
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “praseodymium”, CC BY-SA 4.0. Details