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

Bismuthic \Bis"muth*ic\, a. (Chem.)
   Of or pertaining to bismuth; containing bismuth, when this
   element has its higher valence; as, bismuthic oxide.

资料来源 : WordNet®

bismuthic
     adj : containing bismuth (especially in the pentavalent state)