资料来源 : Webster's Revised Unabridged Dictionary (1913)

Decipium \De*cip"i*um\, n. [NL., fr. L. decipere to deceive.]
   (Chem.)
   A supposed rare element, said to be associated with cerium,
   yttrium, etc., in the mineral samarskite, and more recently
   called samarium. Symbol Dp. See {Samarium}.