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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.


(Pathology) (of man and other vertebrates) having more than the normal number of digits
(Pathology) a human or other vertebrate having more than the normal number of digits
[C19: via French from Greek poludactulos many-toed; see dactyl]


(ˌpɒl iˈdæk tɪl)

adj. Also, pol`y•dac′tyl•ous.
1. having many or several digits.
2. having more than the normal number of fingers or toes.
3. a polydactyl animal.
[1860–65; < Greek polydáktylos. See poly-, -dactyl]
pol`y•dac′ty•ly, pol`y•dac′tyl•ism, n.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.polydactyl - 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 ?
Filled to the brim with hunting trophies from his African safaris, an inground pool, Spanish inspired architecture, and approximately 40 polydactyl cats all said to be descendants of Hemingway's own cat Snow White, who was given to him by a ship captain some time after moving into the home.
Although not common, polydactyl cats can be found across the UK.
If a polydactyl cat has kittens, there is a good chance some of her kittens will also have the condition.
Limb defects include radial dysplasia or aplasia, hand deviation, preaxial polydactyl, syndactyl, and rudimentary or absent thumb (Kaplan & Hudgins, 2008).
* Thumbelina and Digit (male) are two 6-month-old, brown tabby, polydactyl cats.
The central type accounts for only 6% of foot polydactyl cases.
Polydactyl cats--those with extra toes--usually have extra nails to go with those toes.
What I found disappointing is that unlike traits such as naked-neck that confer advantages to other chickens (breeding a naked-neck with other chicken breeds improves the latter's breast size, heat stress control, weight gain and feed conversion efficiency), the polydactyl trait doesn't serve any useful purpose other than being a part of the breed's standard definition criteria.I have a confession to make here.
Barbas, "Custom DNA-binding proteins come of age: polydactyl zinc-finger proteins," Current Opinion in Biotechnology, vol.
Ardern insisted that the cat ran the account herself, saying she was "polydactyl", with extra paws that looked like thumbs, allowing her to operate a keyboard.
The ginger cat was adopted from the Royal&nbsp;New Zealand&nbsp;Society for the Prevention of Cruelty to Animals (SPCA) and was well-known for her polydactyl abnormality, which meant she had extra claws that looked like thumbs.
Orlando, Melbourne Beach, Sanibel Island, Key West, where we toured Hemingway's estate that smelled of those fat polydactyl cats reposing in nests of grass.