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 (pŏl′ē-dăk′təl) Biology
adj. also pol·y·dac·ty·lous (-tə-ləs)
Having more than the normal number of digits.
A person or animal having more than the normal number of digits.

pol′y·dac′tyl·ism, pol′y·dac′ty·ly n.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.polydactylous - of or relating to a person (or other vertebrate) having more than the normal number of digits
biological science, biology - the science that studies living organisms
References in periodicals archive ?
On 26 July 2006, I captured an adult, polydactylous female M.
Although I obtained no radiographic sections, all digits on the polydactylous foot appeared normally articulated with the metatarsus and normally developed with phalanges, skin, hair, and claws.
Because I captured all six bats during the same 15 min interval, I am uncertain whether one of the juveniles was the offspring of the polydactylous bat.