Definition of polydactylism in English:

polydactylism

noun

Medicine Zoology
  • Polydactyly.

Origin

Mid 19th century; earliest use found in The Pall Mall Gazette. From poly- and -dactylism, after polydactyl.

Pronunciation

polydactylism

/ˌpɒlɪˈdaktɪlɪz(ə)m//ˌpɒlɪˈdakt(ə)lɪz(ə)m/