pol·y·dac·tyl 
(pŏl′ē-dăktəl) Biology
(pŏl′ē-dăktəl) Biology adj. also pol·y·dac·ty·lous (-tə-ləs)
Having more than the normal number of digits.
n.
A person or animal having more than the normal number of digits.
pol′y·dactyl·ism, pol′y·dacty·ly n.
polydactyl- astrobiological
- astrobiologist
- astrobiology
- astrobleme
- astrochemist
- astrochemistry
- astrocyte
- astrocytic
- astrocytoma
- astrodome
- astrogate
- astrogation
- astrogator
- astrogeological
- astrogeology
- astrolabe
- astrologer
- astrologic
- astrological
- astrologically
- astrology
- astrometric
- astrometrical
- astrometric binary
- astrometry