资料来源 : pyDict

多指畸形; 多趾畸形; 赘生指

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

Polydactylism \Pol`y*dac"tyl*ism\, n. [Poly- + Gr. ? finger: cf.
   F. polydactylisme.] (Anat.)
   The possession of more that the normal number of digits.