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

Parisology \Par`i*sol"o*gy\, n. [Gr. ? almost equal, evenly
   balanced + -logy.]
   The use of equivocal or ambiguous words. [R.]

资料来源 : WordNet®

parisology
     n : the use of ambiguous words