praseodymium
Pra`se*o*dym"i*um, n. Etym: [Praseo- + didymium.] (Chem.) Defn: An elementary substance, one of the constituents of didymium; - - so called from the green color of its salts. Symbol Ps. Atomic weight 143.6.
Pra`se*o*dym"i*um, n. Etym: [Praseo- + didymium.] (Chem.) Defn: An elementary substance, one of the constituents of didymium; - - so called from the green color of its salts. Symbol Ps. Atomic weight 143.6.